Unit 9 natural disasters

(Bài 1 - Pronunciation trang 69) (Điền khuyết chọn từ danh sách) Choose the word that has a different stress pattern from that of the others. 1. A. general B. property C. disaster D. fabulous. The answer is [ ___ ]. 2. A. yesterday B. optional C. natural D. prediction. The answer is [ ___ ]. 3. A. glamorous B. eruption C. volcanic D. tornado. The answer is [ ___ ]. 4. A. fabulous B. volunteer C. evening D. happening. The answer is [ ___ ]. 5. A. thunderstorm B. prosperous C. important D. resident. The answer is [ ___ ].

(Bài 2 - Pronunciation trang 69) (Phân nhóm) Practise reading the sentences below. Pay attention to the words ending in -al and -ous.

(Bài 1 - Vocabulary & Grammar trang 69) (Kéo thả vào chỗ trống) Solve the crossword puzzle below. Across: 1. a strong wind that moves in a circle: [ ___ ] 5. hot liquid rock and gas pouring out from a mountain: [ ___ ] 6. a large amount of rock and earth moving down a mountain: [ ___ ] 7. very bad weather with strong winds and rain: [ ___ ] Down: 2. a natural event that causes great damage: [ ___ ] 3. a sudden strong shaking of the ground: [ ___ ] 4. a large amount of water that covers an area: [ ___ ]

(Bài 2 - Vocabulary & Grammar trang 70) (Điền khuyết chọn từ danh sách) Choose the correct answer A, B, C, or D to complete each sentence. 1. A strong earthquake caused a lot of [ ___ ] to eastern Japan last week. 2. Two tornadoes struck Florida on Saturday morning and [ ___ ] 30 homes. 3. We cannot prevent natural disasters, but can [ ___ ] some of them. 4. [ ___ ] from other states came to Oklahoma to help find the survivors. 5. A [ ___ ] can save you in life-threatening situations because its sound can attract people's attention.

(Bài 3 - Vocabulary & Grammar trang 70) (Kéo thả vào chỗ trống) Fill in each blank with a suitable word (phrase) from the box. 1. The workshop will teach you to build a(n) [ ___ ] with the items you need to survive a natural disaster. 2. Don't do that. You're damaging other people's [ ___ ]. 3. They sent goods and supplies to the [ ___ ] of the flood in central Viet Nam. 4. My province has a [ ___ ] system to tell people when there is a danger of a landslide. 5. The Taal volcano south of Manila [ ___ ] on 26 March, 2022, sending plumes of ash 1,500 metres into the air.

(Bài 4 - Vocabulary & Grammar trang 70) (Điền khuyết chọn từ danh sách) Fill in each blank with the correct form of the verb in the past continuous. 1. They (have) [ ___ ] a discussion about natural disasters at 9 a.m. yesterday. 2. [ ___ ] you (talk) [ ___ ] with your classmates when the teacher came in? 3. While my mother (water) [ ___ ] the flowers in the garden, she heard a warning about the coming storm. 4. My brother (not do) [ ___ ] his homework at 8 p.m. yesterday. He (play) [ ___ ] computer games. 5. We (watch) [ ___ ] news on TV when we heard a big noise.

(Bài 5 - Vocabulary & Grammar trang 70) (Điền khuyết chọn từ danh sách) Fill in each blank with the correct tense of the verb in brackets. Use the past continuous or the past simple. 1. When the earthquake (happen) [ ___ ], they (do) [ ___ ] their homework. 2. [ ___ ] you (talk) [ ___ ] to your friend on the phone at 9 p.m. yesterday? 3. While he (cook) [ ___ ] dinner, his mother (come) [ ___ ] home. 4. Dark clouds (gather) [ ___ ] and after a few minutes, the storm (break) [ ___ ]. 5. What [ ___ ] they (do) [ ___ ] when you (arrive) [ ___ ] at their house?

(Bài 6.1 - Vocabulary & Grammar trang 71) (Điền khuyết chọn từ danh sách) Find the incorrect part and choose the correct correction. When I was going to school, I was seeing an old friend. Incorrect part: [ ___ ]. Correction: [ ___ ].

(Bài 6.2 - Vocabulary & Grammar trang 71) (Điền khuyết chọn từ danh sách) Find the incorrect part and choose the correct correction. I wasn't go for a walk because it was raining. Incorrect part: [ ___ ]. Correction: [ ___ ].

(Bài 6.3 - Vocabulary & Grammar trang 71) (Điền khuyết chọn từ danh sách) Find the incorrect part and choose the correct correction. While we returned home, he was still working. Incorrect part: [ ___ ]. Correction: [ ___ ].

(Bài 6.4 - Vocabulary & Grammar trang 71) (Điền khuyết chọn từ danh sách) Find the incorrect part and choose the correct correction. I listened to the radio, so I didn't hear the fire alarm. Incorrect part: [ ___ ]. Correction: [ ___ ].

(Bài 6.5 - Vocabulary & Grammar trang 71) (Điền khuyết chọn từ danh sách) Find the incorrect part and choose the correct correction. What was you doing when the earthquake started? Incorrect part: [ ___ ]. Correction: [ ___ ].

(Bài 1 - Speaking trang 71) (Điền khuyết chọn từ danh sách) Choose the most suitable response A, B, C, or D to complete each of the following exchanges. 1. A: The earthquake yesterday destroyed their house. - B: [ ___ ] 2. A: The teacher said that I failed the exam again. - B: [ ___ ] 3. A: They lost all of their property in the storm last month. - B: [ ___ ] 4. A: I left my new mobile phone on the bus yesterday. - B: [ ___ ] 5. A: Our dog got lost last weekend in our neighbourhood. - B: [ ___ ]

(Bài 2 - Speaking trang 72) (Kéo thả vào chỗ trống) Nam and Mark are talking about earthquakes. Complete their conversation. Nam: I've heard about a strong earthquake in the Philippines. Mark: [ ___ ] Nam: It happened about 110 kilometres off Luzon Island. Mark: [ ___ ] Nam: It was a 6.4-magnitude earthquake. Mark: [ ___ ] Nam: Luckily, there was almost no damage. Mark: [ ___ ] Nam: Yes, it is. We can't tell exactly when they will happen. Mark: [ ___ ] Nam: That's correct. A really strong earthquake in the sea can.

(Bài 3 - Speaking trang 72) (Điền khuyết chọn từ danh sách) Complete the answers about a natural disaster that happened. 1. What kind of natural disaster was it? - It was ____. 2. Where and when did it happen? - It happened ____. 3. What caused it? - It was caused by ____. 4. What were its effects? - It ____. 5. How did people help the victims? - They ____.

(Bài 1 - Reading trang 72-73) (Kéo thả vào chỗ trống) Fill in each blank with a suitable word from the box. When violent events happen outside the [ ___ ] of humans, they are called natural disasters. Natural forces are the [ ___ ] of these events. There are many kinds of natural disasters, and they can result in [ ___ ] of life, injury, and damage to property. So, can we predict natural disasters? The [ ___ ] is a definite 'yes' for some kinds of natural disasters. Scientists understand the factors that lead to storms, tornadoes, and floods. However, it is much more [ ___ ] to predict earthquakes and volcanic eruptions. Some volcanos may leak gases or pour out lava [ ___ ] erupting, but others do not give any warnings at all. It is also difficult to predict [ ___ ] although scientists are aware of the regions where earthquakes are most likely to [ ___ ].

(Bài 2 - Reading trang 73) (Điền khuyết chọn từ danh sách) Choose the correct answer to fill in each blank in the following passage. A tornado is a kind of storm which looks (1) [ ___ ] a huge funnel. Tornados are the strongest winds on earth. They can (2) [ ___ ] 480km per hour. With such great strength, a tornado causes a lot of damage. It can (3) [ ___ ] trees, flatten buildings, and throw heavy things such as cars hundreds of metres. It is especially dangerous (4) [ ___ ] people in cars or mobile homes. Tornadoes (5) [ ___ ] in their duration and the distance they travel. Most (6) [ ___ ] less than ten minutes and travel five to ten kilometres. Some special tornadoes can last several hours and travel up to more than 150km! Tornadoes can occur almost anywhere (7) [ ___ ] earth, but most of them happen in the United States, especially in the Great Plains region. This area may (8) [ ___ ] more than 200 tornadoes in each year.

(Bài 3a - Reading trang 73-74) (Nối hai cột) Match each word in A with its meaning in B.

(Bài 3b - Reading trang 73-74) (Điền khuyết chọn từ danh sách) Read the students' opinions about natural disasters. Choose who says each idea. 1. A part of his / her relative's property was destroyed. [ ___ ] 2. Not all natural disasters are predictable. [ ___ ] 3. It is necessary to develop a warning system for disasters. [ ___ ] 4. Human activities result in natural disasters. [ ___ ] 5. More disasters occur today than in the past. [ ___ ] 6. It is necessary to work together to protect nature. [ ___ ]

(Bài 1.1 - Writing trang 74-75) (Lựa chọn) Choose the sentence that is written correctly based on the given cues.

All / natural disaster / cause / damage / and destruction / humans.

(Bài 1.2 - Writing trang 74-75) (Lựa chọn) Choose the sentence that is written correctly based on the given cues.

most / common type / natural disasters / the world / are / floods and storms.

(Bài 1.3 - Writing trang 74-75) (Lựa chọn) Choose the sentence that is written correctly based on the given cues.

Sometimes / more / one disaster / occur / same time.

(Bài 1.4 - Writing trang 74-75) (Lựa chọn) Choose the sentence that is written correctly based on the given cues.

Landslide / may / occur / during / severe flooding / and thunderstorm.

(Bài 1.5 - Writing trang 74-75) (Lựa chọn) Choose the sentence that is written correctly based on the given cues.

Scientist / can predict / many / the disasters / ahead / time.

(Bài 2 - Writing trang 75) (Trả lời tự luận) Write complete sentences, using the past continuous and the given cues.

When the teacher came into the class, ...

1. Mark / do / crossword puzzle

2. Mai and Lan / sing / pop song

3. Phong / clean / board

4. Nick and Nam / read / comic book / together

5. Mi / draw / something / in / notebook

(Bài 3 - Writing trang 75) (Trả lời tự luận) Write a paragraph of 80 - 100 words about a natural disaster that often happens in Viet Nam. Use the following questions as cues: What is the natural disaster? How often does it happen? When does it often happen? What should we do before and after it happens?