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1、牛津版牛津版八年级八年级 (8A)Unit 4Unit 4 Grammar江苏江苏 徐建国徐建国 Could you tell us something about Could you tell us something about what we learned in the last what we learned in the last period?period?DiscussionDiscussion我们用我们用if 条件状语从句来谈论条件状语从句来谈论 “可能可能的行动导致的可能的结果的行动导致的可能的结果” If we grow more bamboo, giant pandas
2、 will have more food to eat. Giant pandas will die if we do not protect them.Work out the rulesproblemsIf hunters they will.If farmers Giant pandas will If people They will problemsIf hunters they willIf farmers giant pandas willIf peoplethey will catch a giant pandakill it for its fur.cut down tree
3、s and forestshave nowhere to live.find baby pandas aloneoften take them away.When if clause used generally now from the sentenceWhen the principal clause main clause used generally in the futureIf we grow more bamboo,giant pandas will have more food.If we do not protect giant pandas,they will die.Wh
4、at will happen?What will happen?1. If I see a snake in front of me, _2. Giant pandas will survive _3. I will see some beautiful birds _4. If I go to North Africa, _5. If I have time next weekend, _DCEABA. I will see a lot of camels.B. I will go to the zoo.C. if we protect them D. I will run the othe
5、r way.E. if I walk through a rainforest,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.gowill learnarrivewill seefind will have4. If
6、 I _ (watch) the animals carefully, I _ (get) enough information for my class report (报报告告). 5. If I _ (finish) my report(报告报告), I _ (be) very happy. watchwill getfinishwill beFill in the blanksFill in the blanks1. If Eddie _ (die), no one _ (look) after Hobo.2. If Eddie and Hobo _ (not have) enough
7、 food, they _ (share) it.3. Wild animals _ (be) in danger if hunters _ (keep) killing them. dieswill lookdont havewill sharewill bekeep4. We _ (keep) pandas safe from danger if we _ (build) more reserves.5. You _ (see) some squirrels if you _ (go) to the zoo.6. The baby panda _ (live) on his own if
8、his mother _ (leave) him for two whole days.will keepbuild will seegowill liveleaves7. If we _ (build) the giant panda reserves, we _ (encourage) them to leave.8. If we _ (not do) anything, soon there _ (be) no pandas in the world.buildwill encouragedont dowill beMaking comparisons.1. If people find
9、 baby pandas alone, they _ (take) them away.2. If pandas are hungry, they _ (eat) bamboo leaves.3. If birds are frightened, they _ (fly) away. will takeeatwill fly4. If there are many beautiful birds in the zoo, we _ (take) a camera with us.5. If a tiger _ (not have) food for 15 days, it _ (die).doe
10、snt havedieswill takeXi Wang had to look after herself because her mother had another baby.Why did you go to Beijng Zoo ?Why didnt you take any food for animals?Giving reasons with “because”Why did you stay in the zoo for so much time?Why must we protect wild animals?It is very difficult for giant p
11、andas to survive in the wild because of many reasons.All the people cheered / the wonderful showGiving reasons with “because of”Lots of people know about the show/ the ads.The dolphins were really tired/the performanceSome students couldnt go to the show/the examGiving reasons with “because of”1. Wh
12、y is the ground all wet? (flood) The ground was all wet because of the flood.2. Why is he so happy? (got an A for English)3. Why is she so sad? (lost her pen) 4. Why is the baby crying? (hunger) 5. Why didnt you go to the show? (the maths exam)Work out the rules:We can use “because” and “because of” to give the reason(s) for something.The word “because” introduces the clause of reason and we usually put it in the middle of a sentence. We use a noun, a noun phrase or a pronoun after “because of”.