3. Unit 4 Grammar

4. Task 1 Revision 1. 将来 2. 杀掉它以获取它的毛皮 3. 砍伐树木和森林 4. 没有生活的地方 5. 让小熊猫独处两整天 6. 把它们带走 7. 濒临灭绝 ( 在危险中 ) 8. 采取以下行动 9. 扩大大熊猫自然保护区 10. 鼓励农民离开大熊猫自然保护区 in the future kill it for its fur cut down trees and forests have nowhere to live leave baby pandas for two days on their own take them away be in danger take the following actions make giant panda reserves bigger encourage farmers to leave the giant panda reserves

5. What will they do? The dangers Xi Wang may have in the future. some people farmers hunters find baby pandas alone, take them away. cut down trees and flowers let pandas nowhere to live. Catch a giant panda Kill it for fur Task 2 Look and say If hunters…, they’ll….

6. Conditional sentences A. We use them to talk about possible situations If________________, ____________ = ________________if__________ Simple present tense Simple future tense Simple present tense Task 3 Presentation

7. 1. If I sit on the bus, I will give my seat to the old woman 2. If we cut down the trees and forests, the animals will have nowhere to live.. Work out the rules ! 1. We call the sentences underlined( 被划线的 ) _________. ( ‘If’-clause, main clause ) 2. We call the other parts of the sentences__________. (‘If’-clause, main clause ) 3. We put a _________ (comma, full stop ) after the ‘If’-clause when it is the first part of a sentence. 4. In the ‘if’-clause we use ____________________ ( simple present tense,simple future tense). 5. In the main clause we use __________________ (simple present tense, simple future tense) ‘if’-clause main clause comma simple present tense simple future tense 3. The hunters will kill them if they catch the animals.

8. What will you do if you sit on the bus? If I sit on the bus, I will give my seat to the old woman. Task 4 Oral practice

9. What will happen to the animals if we cut down the trees and forests ? If we cut down the trees and forests, the animals will have nowhere to live.

10. What will happen if you pick up the rubbish( the dirty things) on the ground / in the classroom ? The world will be more beautiful if you do so. Our classroom will be clean if you do so.

11. What will they do if the hunters catch the animals ? The hunters will kill them if they catch the animals.

12. Fill in the blanks 1.If I see a snake in front of me,_____ a. I will see a lot of camels. 2.Giant pandas will survive_________ b. I will go to the zoo. 3.I will see some beautiful birds _____ c. if we protect them. 4.If I go to North Africa ____________ d. I will run the other way. 5. If I have time next weekend,_______ e. if I walk through a rainforest ( 雨林 ). d c e a b Task 5 Exercise

13. Amy wants to go to the Beijing Zoo. Help her complete her note. Use the correct forms of the verbs brackets. Why do I want to go to Beijing Zoo? 1.If I _____(go) to Beijing Zoo, I___________(learn)a lot about animals 2.If I _______(arrive) at noon, I________(see)the feeding of animals. 3.If I ______ (find) the Monkey Hill,I _________ (have) fun there. 4.If I _______(watch)the animals carefully, I __________ (get) enough information for my class report. 5. If I ________(finish)my report, I _________(be) very happy. go will learn arrive will see find will have watch will get finish will be

14. Use conditional sentences to talk about repeated （重复的）， obvious( 显而易见 的） and predictable （可预测的） situations and events If__________________, _____________ =_______________if______________ Simple present tense

15. What do you do if you are thirsty ? If I am thirsty, I drink water. You can repeat this action again and again. (repeated )

16. What do you do if you feel hungry? If I feel hungry, I eat food. The result is predictable. I am sure of that

17. What happens to them if hunters cut off the animals’ fur ? The animals die if hunters cut off their fur.

18. What happens to everything if it rains ? Everything gets wet if it rains. The result is repeated( 重复的） and predictable （可预测的）

19. Complete the dialogue with the right forms of the words attack （进攻，攻击） catch ， protect ， spit （吐出，吐唾液）， walk Mr. Zhao : What does a bear do if it is in danger? Amy : If a bear ____________, it _________ people. Mr. Zhao : what does a polar bear do if it is hungry? Amy : If a polar bear ____________,it __________ fish from the water. Mr. Zhao : what do elephants do if they are thirsty ? Amy : If elephants _____________, they _______ till they find a river. Mr. Zhao : what do some snakes do if you step （踩, 踏上） on them ? Amy : some snakes ________ poison （毒物，毒药） if you _______________. Mr. Zhao : what do male wolves do if there is danger ? Amy : Male wolves _____________ their families if _________________. is in danger attacks is hungry catches are thirstywalk spit Step on them protect there is danger Task 7 Fill in the blanks.

20. Let’s begin a speaking chain( 链 ) like the following: A: If he gets up late,he will miss the bus. B:If he misses the bus,he will be late for school. C:If he is late for school, his teacher will be angry. D:If his teacher is angry, she will ask his mum to come to school. E: If……, That’s terrible! Task 8 Oral practice.

21. ‘because’ and ‘because of’ 1.Finish the exercises on P67 2.Discuss---Write ‘because of’ sentences as many as possible on the board.(competition) 3.Find the differences between ‘because’ and ‘because of’,then try to use ‘because’ instead of ‘because of’

22. A report on wild animals If tigers live in the wild, they________ ( hunt ) for their own food. they live as a family if they _____ ( have ) babies. Baby tigers ________ ( learn ) how to catch other animals if they watch their mothers. Wolves live in family groups if they ______ ( be ) in the wild. They hunt together if they ______ ( be ) hungry. hunt have learn are Exercise in class.

23. Fill in the blanks 1.If it_____(stop) raining, I________(go) for a walk. 2.If it ________(not stop)raining, I _______ (sing)at home. 3.If everything____(be)ready, he _______(give) the talk. 4.If he ________(reach)here tomorrow, he______ (see) the feeding of animals stops will go doesn’t stopwill sing is will give reaches will see

24. Translation 1. 看海豚表演 2. 得到足够的信息 3. 以家庭方式群居 4. 由于太多的家务活 5. 处于危险中 watch the dolphin show get enough information live as a family because of too much housework be in danger

25. Fill in the blanks using ‘because’ or ‘because of’ 1.I was late for the meeting ___________ there is a lot of traffic on the road. 2.I didn’t go to school __________ my mother’s illness. 3.She was in hospital ___________ she hurt her leg. 4.We finished the work so quickly___________ his help. because because of because because of

26. Homework Finish the exercise on your workbook.