unit8

Unit8

CLIMATE AND ENVIRONMENT

IN THESE LESSON' WE WILL REVIEW PREVIOUS LESSON' LEARN MORE GRAMMAR', ENRICH OUR VOCABULARY MORE AND MORE, ALSO PREPARE UNIT EXAM.

aim

sleet, hail, frost, blizzard

hurricane, breeze, bluster, gale

drizzle, shower, downpour, thunder

1. There was a bad gale last night, and trees in our garden fell down. 2. A hurricane swept through the state, causing terrible destruction. 3. It was the heaviest hail ever recorded. 4. I couldn’t sleep because the thunder was so loud. 5. The children were out playing in the drizzle 6. The downpour killed all flowers in the garden. 7. April showers bring May flowers. 8. It’s boiling hot in summer. Sometimes a bluster of wind blows in our city. 9. It was not too hot and we had a cool breeze as we cycled downhill.

4a. Study the sentences and choose a or b in the explanations. It is hot and sunny with only a little rain sometimes. It is drizzling outside. It will be wet, windy and chilly. It is going to be boiling hot tomorrow. When we talk about the weather at the moment we use … . It is + adjective / It is a + adjective + noun / It is + Verb + -ing It was + adjective / It was a + adjective + noun / It was + Verb + -ing When we talk about the weather forecast we use … . It will be + adjective / It is going to be + adjective It is + adjective / It is + Verb + -ing

4b. Complete the sentences by using the given words. Example: It will be chilly and damp in the evening. 1. sunny / boiling (happening now) It is sunny today. It is boiling in here. 2. windy / dry (forecast) It will be hot and dry or you can say it will be windy and dry. 3. cloudy / cool (happening now) It is cloudy and cool. 4. misty/chilly (forecast) It will be misty and chilly. 5. overcast /rainy (forecast) It will be overcast and rainy. 6. drizzle / hail (happening now) It is drizzling and it is hailing.

7. chilly / damp (forecast) It will be chilly and damp. 8. breeze / morning (happening now) It is breezing in the morning. 9. a blustery day (happening now) It is a blustery day. 10. downpour / hailstones (forecast) There will be downpour of hailstones. 11. a freezing evening (happening now) It is a freezing evening. 12. gloomy / cool (forecast)It will be gloomy and cool.

a. It is raining heavily. b. a prolonged period of dry weather c. very cold weather d. wet, rainy weather e. It suddenly starts to rain a lot.

1.d 2.a 3.e 4.b 5.c

9b. Fill in the gaps with the correct idioms from 9a. 1. It is colder than a witch’s elbows but the sky looks beautiful. 2. Bold: What a lot of rain! Tom: Yeah. Lovely weather for ducks. I don’t care for it that much myself. 3. I left my garden for a week, just at the close of the dry spell. 4. The heaven opened so all flights were cancelled, and I could not join the marriage ceremony of my brother. 5. Children got wet while they were playing in the park because it was raining cats and dogs.

11a. Study the sentences and choose a or b in the explanations. It has rained frogs in Scotland. Mrs. Kern saw hundreds of frogs on her car. The … is often used to announce news. a. present perfect b. past simple The … is used to give details. a. present perfect b. past simple

1. It has been very cold recently. (to be) The temperature yesterday was as low as -20°C. (to be) 2. It hasn’t been raining for a long time (not/rain) But it snowed last week. (snow) 3. There has been a terrible dust storm in Mongolia. (to be) The storm started in the Gobi desert. (start)

1.f 2.h 3g 4.e 5.d 6.a 7.c 8.b

15a. Study the sentences and choose a or b in the explanations. Many plant and animal species that live there could become extinct. A lot of petrol contains lead which is very poisonous. Scientists who study environment problems discussed about global warming. Rainforest is a place where carbon dioxide is absorbed. 1. We use … or … for people. a. who / that b. who / which 2. We use … for places a. where b. when 3. We use … or … for things. a. who / that b. which / that

1. An environmentalist is a person who studies and protects the environment. 2. Carbon dioxide is one of the air pollutants that cause global warming. 3. Cars which run on petrol greatly contribute air pollution. 4. Desert is an area where there is very little rain and not many plants. 5. Hybrid cars which use batteries and petrol are eco-friendly. 6. Acid rain is a problem for everyone and not just for those who live in industrial regions. 7. Joseph Farman is a scientist who discovered Antarctic ozone hole in 1984. 8. Ultraviolet rays are a harmful light that damages life on the Earth.

17a. Study the sentences. Then choose a or b in the explanations. You should turn off lights when you leave the room. We must save our environment. 1. We use must/mustn’t to give … a. the rule b. advice 2. We use should/shouldn’t to give … a. the rule b. advice

18. Make sentences using the phrases. Use must/mustn’t or should/shouldn’t Example: You should recycle bottles and plastics. You mustn’t pollute the rivers. 1. You must protect endangered animals. 2. You shouldn’t waste electricity. 3. You must plant trees. 4. You should recycle bottles and plastics. 5. You mustn’t trash on the street. 6. You should turn off lights. 7. You should carry an eco-bag. 8. You mustn’t pollute water. 9. You mustn’t smoke in the public places.

21a. Study the sentences and choose a or b in the explanations. We can keep our environment clean. Plastic bottles can be turned into a recycling bin. We use can to express … . a. ability b. possibility Can with main verb was in … in the first sentence to clarify a subject. a. an active form b. a passive form Can with main verb was used in … in the second sentence to clarify an action. a. an active form b. a passive form

1. People can protect (can protect) nature. 2. Many things can be recycled (can recycle) again. 3. We can reuse (can reuse) most of things we buy every day. 4. Old materials can be used (can use) to make new products. 5. You can use (can use) plastic bottles as a container. 6. Air pollution can be reduced (can reduce) by new technology.

thank you!