Bài tập bổ trợ Tiếng Anh Lớp 8 Global Success - Unit 9: Natural disasters (Kèm đáp án)

 oOoo _______________________________________________________________________
 _______________________________________________________________________
III. Mark (') in front of the stressed syllable in the words ending in -al or -ous. Then practise saying the 
sentences.
1. She wants to learn classical music. 
2. An economical car consumes a small amount of gas. 
3. I’m looking for a shop selling electrical appliances.
4. I enjoy reading historical novels. 
5. The scandal damaged his political career. 
6. There are some dangerous ants, and they are poisonous. 
7. This barrel is hazardous because it contains poisonous snakes. 
8. The flu is very infectious, so we should have shots of vaccine. 
9. His story is ridiculous, and I can’t believe it. 
10. He became furious when he heard the news.
B. Vocabulary 
• Types of natural disasters
I. Match a type of natural disasters with the description.
 1. thunderstorm _____ A. the sudden fall of earth, rocks down the side of a mountain
 2. tornado _____ B. a sudden violent movement of the earth’s surface
 3. hurricane _____ C. a large amount of water that covers an area
 4. earthquake _____ D. an extremely large wave caused by a violent movement of the 
 earth under the sea
 5. volcano _____ E. a violent storm with a very strong wind that blows in a circle
 6. tsunami _____ F. a mountain with a hole at the top through which hot rocks (lava), 
 fire, etc. sometimes come out
 7. landslide _____ G. a storm with the loud noise and lightning
 8. flood _____ H. a storm with very strong winds
 Words describing natural disasters
II. Complete each sentence with the correct word below.
 drought flood hurricane landslide tornado 1. Residents were worried by the earthquake’s ________________ force. 
2. The fire resulted in damage to their ________________ property. 
3. Scientists understand many of the factors that cause ________________ eruptions. 
4. The storm caused ________________ damage to farm buildings. 
5. Floods and earthquakes are ________________ disasters. 
6. The winds in the ________________ storm reach the speed of over 400 km per hour. 
7. After three days lost in the mountains, all the climbers arrived home ________________ and sound. 
8. He disappeared on his way to school and has been ________________ for over a month. 
9. Thick fog has made driving conditions ________________. 
10. They offer ________________ help for people in the flooded areas.
VI. Complete the sentences with the correct form of the verbs given.
 cause damage erupt shake destroy
 move warn strike affect predict
1. Many important historical documents were ________________ in the fire. 
2. My mother always ________________ me not to talk to strangers. 
3. The flood really ________________ the lives of thousands of people in Central Viet Nam last week. 
4. Smoking is likely to ________________ your health permanently. 
5. Strong winds had ________________ serious damage to the roof of the house. 
6. We can ________________ changes in climate with a surprising degree of accuracy. 
7. Temperatures will drop as the cold front ________________ down across Northern Viet Nam next 
week. 
8. Since the volcano last ________________, many houses have been built in a dangerous position on 
its slopes. 
9. The floor began to ________________ from a distant explosion. 
10. They predict that a large earthquake will ________________ the east coast before the end of the 
decade.
VII. Fill each of the numbered blanks in the following passage, using the appropriate words or phrases 
given below.
 a because of blown causes normal
 dry suffer irrigated wells drops 2. That lightning / tornado during the storm last night was amazing. I could see the whole street even 
though it was dark. 
3. There was a terrible flood / lightening last year. The whole village was under water. 
4. Have you ever seen a tornado / flood moving across the desert? It’s amazing how fast they can go.
5. The wind’s pouring / blowing quite strongly. I don’t think we should go climbing today. 
6. The level of the river rose / poured quickly because it was raining so hard.
XI. Fill in each blank with ONE suitable word.
 El Nino and La Nina
The tropical Pacific Ocean 1 ________________ a warming and cooling cycle. This cycle is a completely 
natural event and usually 2 ________________ between three to seven years.
When the waters become 3 ________________, it is called El Nino, and when they become cooler it is 
called La Nina. During the cycle, the 4 ________________ of the ocean can change by around 3°C 
between the warmest and coolest times.
5 ________________ off the South American coast have known about this 6 ________________ event 
for hundreds of years. When it 7 ________________, they see a huge fall in the numbers of fish caught. 
But scientists are only just beginning to 8 ________________ how the event affects Earth’s weather 
and climate.
 Prepositions
XII. Complete each sentence with the correct preposition.
1. We provide information ________________ parents. 
2. A fire had broken out and caused severe damage ________________ the roof. 
3. After the storm we were ________________ electricity for five days. 
4. The areas were affected ________________ the hurricane. 
5. The fire at the house was the result ________________ a dropped cigarette. 
6. We need to deal ________________ problems like pollution and climate change. 
7. Surely, they must be familiar ________________ his writing. 
8. There will be a new set of guidelines ________________ teachers. 
9. They lived ________________ constant fear of losing their jobs. 
10. The police searched the woods ________________ the missing boy.
C. Grammar
• Past continuous Example: Dad / chat I on the phone
Was Dad chatting on the phone?
— No, he wasn’t. He was reading the newspaper.
1. Grandma / listen to music
__________________________________________________________________________________
2. Mum / watch / a film on TV
__________________________________________________________________________________
3. The dog / eat / under the table
__________________________________________________________________________________
4. Tom and Jen / fight for the remote control
__________________________________________________________________________________
5. Granddad and the cat / sleep
__________________________________________________________________________________
• Past simple and past continuous
IV. Put the verbs into the correct form, the Past Continuous or Past Simple.
1. When I last (see) _____________ them, they (try) _____________ to find a new flat near the office.
2. I (walk) _____________ along the street when I suddenly (feel) _____________ something hit me in 
the back.
3. When we (drive) _____________ down the hill, a strange object (appear) _____________ in the sky.
4. How fast (she/drive) _____________ when the accident (happen) _____________?
5. My mother (wait) _____________ for me when I (come) _____________ home.
6. Mrs. Smith (invite) _____________ Mrs. Quyen to have dinner while Mrs. Quyen (visit) 
_____________ the USA.
7. I (not want) _____________ to go with him because I (wait) _____________ for a phone call.
8. The doorbell (ring) _____________ while Tom (watch) _____________ TV. 7. talking / Were / Phong / maths / the / you / about / to / test?
________________________________________________________________________________
8. was / you / thinking / called / you / when /I / about / just
________________________________________________________________________________
VII. Complete the sentences with the correct form of the verbs in brackets.
1. John _____________ in the sea when he saw a dolphin. (swim)
2. We _____________ to make you feel bad! (not try)
3. I _____________ a film when my sister arrived. (watch)
4. _______you ______ to the sports centre when I saw you yesterday? (go) 
5. When I went into the classroom, the teacher _____________ for me. (wait) 
6. The DJ _____________ some great music at the party. (play) 
7. Everybody _____________ during the comedy show. (laugh) 
8. Nam _____________ in Ha Noi when he passed his driving test. (live) 
9. My brother _____________ his homework when Mum phoned. (do) 
10. Helen _____________ for a big tennis competition yesterday. (prepare)
VIII. Complete the conversation, using the past continuous of the verbs in brackets. Practise the 
conversation with your partner.
Nick: Hi, Hoa. What 1 _____________ (you I do) yesterday afternoon? I tried to chat, but you didn’t 
reply.2 _____________ (you / play) badminton? 
Hoa: Hello, Nick. No, I 3 _____________ (not play) badminton. It 4 _____________ (rain) all afternoon. 
Nick: Really? The sun 5 _____________ (shine) here. 
Hoa: Well, it 6 _____________ (not shine) here. I didn’t turn on my computer because I 
7 _____________ (watch) TV. There was a great film on. Did you see it? 
Nick: No. I 8 _____________ (help) my parents. They 9 _____________ (clean) the house for a party. 
Hoa: My dad 10 _____________ (clean) the house, too. 
Nick: 11 _____________ (he / get) ready for a party? 
Hoa: No, we’re going to sell the house. We’re going to the countryside. 
Nick: What! When? You can’t... 
Hoa: Nick... 
Nick: Yes? Hoa: I 12 _____________ (wind) you up!
Note: to wind someone up = to annoy or upset someone (trêu chọc ai)  save water by turning off the tap while brushing your teeth
Climate Change
 the average global temperature has gone up about 1 degree Celsius since 1880
 includes rising sea levels, melting ice caps, and other weather events such as floods and huge storms
1. You can save water by taking short baths. ______
2. The average global temperature began going up in 1980. ______
3. Ocean levels are rising 1.7 milimeters every year. ______
4. Climate change is causing floods and huge storms. ______
III. Read the text and do the tasks that follow.
 KAPITI MINI TORNADO
At about 2 pm yesterday, high winds destroyed houses and trees as bad weather hit the Kapiti coast in 
New Zealand.
The mini tornado was a frightening event that started with rain and wind. The wind blew 
1 _____________, the sky went a strange colour and huge balls of ice 2 _____________ from the sky. 
This 3 _____________ a lot of cars and buildings, and the wind began to 4 _____________ the roofs off 
the houses. One girl, whose grandfather is the owner of a shop selling things for the garden, was helping 
her grandmother to 5 _____________ plants back inside the main building when she was hit by the 
tornado. Fortunately, she was not hurt, though she was very scared by what happened. The whole area 
was 6 _____________ with no power for a long time, and many buildings needed repairs afterwards.
Task 1. Choose the correct answer for each gap.
1. A. heavier B. thicker C. harder D. darker
2. A. pulled B. broke C. passed D. fell
3. A. damaged B. hurt C. injured D. lost
4. A. hold B. lift C. climb D. rise
5. A. turn B. stay C. move D. keep
6. A. left B. remained C. held D. Dropped
Task 2. Match the words and phrases in bold in the text to the meanings.
1. ___________________ damaged so much that it does not exist or cannot be used
2. ___________________ strong
3. ___________________ something you do to fix something that is broken or damaged
4. ___________________ making you feel nervous or afraid volcano also sent a big cloud of ash 8 kilometres up into the air. This was dangerous for planes because 
the pilots couldn’t see in the ash cloud.
Many countries in Europe, including the UK, France, Sweden and Norway, closed their airports for many 
days in April. Thousands of travellers around the world couldn’t get home. They slept in airports or tried 
to get to their destinations by car, train, bus or even taxi.
Icelandic volcanoes are very active. When the volcano Laki erupted for eight months in 1783, almost 
two million people died around the world. It was the worst volcanic eruptions in history. The students 
from Loughborough were lucky!
Task 1. Choose the best title for the text. 
1. Geography Lessons in Iceland 
2. Thousands of People Can’t Fly to Iceland 
3. Students Escape when the Volcano Erupts
Task 2. Read the text again, and identify whether the statements are true (T), false (F), or not 
mentioned (NM). 
1. The students learned about volcanoes before they went to Iceland. _______
2. They stayed near the Eyjafjallajokull volcano. _______
3. The volcano woke up the students. _______
4. The students enjoyed their trip to Iceland. _______
5. The eruption of Eyjafjallajokull didn’t affect local people. _______
6. In April 2010 many airports closed in Europe. _______
7. Volcanoes in Iceland do not erupt very often. _______
8. The eruption of Laki in 1783 wasn’t very big. _______
VI. Read Mary Ann’s story, and answer the questions.
In 1969, Hurricane Camille hit my three-storey blocks of flats near the Gulf of Mexico. First, the sea hit 
the building and all the windows broke. Then the rooms flooded. Five minutes later, my bed was floating 
near the ceiling. Then it floated out of the window. It was dark and the wind was howling. I was terrified. 
The building was falling down all around me. The wind was awful. It reached a speed of 234 miles per 
hour. I was cut and bleeding from head to toe. Finally, someone found me 8 km from my house and 
they took me to hospital.
1. When did Hurricane Camille hit the Gulf of Mexico?
___________________________________________________________________________________ strangeness of nature - ‘the London Killer Fog’ of 1952. It began on Thursday, December 4, when a high-
pressure system of warm air covered southern England. With the freezing-cold air below, heavy fog 
formed. Pollution from factories, cars and coal stoves mixed with the fog. The humidity was terribly 
high, there was no breeze at all. Traffic such as cars, trains, boats stopped. People couldn’t see, and 
some walked onto the railroad tracks or into the river. It was hard to breathe, and many people got 
sick. Finally, on Tuesday, December 9, the wind came and the fog went away. But after that, even more 
people got sick. Many of them died.
1. Which ‘natural disaster’ isn’t mentioned in the passage? 
A. a volcano B. a tornado C. a flood D. a hurricane
2. What is the writer’s unforgettable personal experience? 
A. the London killer B. the heavy fog in London in 1952 
C. a high-pressure system D. the strangeness of nature
3. How long did the ‘London Killer Fog’ last? 
A. for four days B. for five days C. for six days D. for a week
4. What didn’t happen during the time of the ‘London Killer Fog’? 
A. pollution B. heavy rain C. humidity D. heavy fog
5. Why did the traffic stop? 
A. because of the rain B. because of the windy weather 
C. because of the humid weather D. because of the heavy fog
IX. Read the article, and do the tasks that follow.
 Extreme Earth
1. ______________________
Every year, there are more than a million earthquakes. Don’t worry! A lot of them are small. 
Earthquakes happen when the Earth’s plates under the sea bed move. One of the world’s largest 
earthquakes happened on 26th December 2004 in the Indian Ocean near Indonesia. More than 230,000 
people died from the earthquake and the resulting tsunami. More recently, on 11th March 2011, more 
than 16,000 died when a huge earthquake started 72 kilometres under the sea in the north-east of 
Japan. Here’s how to be prepared.
2. ______________________
There isn’t much time before an earthquake so it’s a good idea to have a survival kit. For example, put 
a torch, a radio, a first-aid kit, a blanket, some money, a few clothes and enough food and water for