条件状语从句-无锡南长中学

1、snake rainforest noon information report,n. 蛇 n. （热带）雨林 n. 中午 n. 信息 n. & v. 报道，报告,attack thirsty male performance exam,v. 攻击，进攻 adj. 口渴的 adj. 雄的，男（性）的 n. 表演 n. 考试，测试,无锡市南长实验中学,What will happen if?,What will happen if you come to school late ?,I will miss some classes.,If I come to school late.,We gr

2、ow more bamboo.,Giant pandas will have more food.,If we grow more bamboo, giant pandas will have more food.,If,if,What will happen tomorrow ?,It will be sunny tomorrow.,We will have a trip tomorrow.,用 if 合 并 成 一 句,We will have a trip if it is sunny tomorrow.,if,is,If在此引导一个条件状语从句。当主句是一般将来时时，if引导的从句必须

3、用现在时来表示将来可能发生的动作或存在的状态。,It is going to rain tomorrow.,I will stay in bed.,If it rains tomorrow, I will stay in bed.,rains,If,if,or. I will stay in bed If it rains tomorrow.,rains,If,We need a _ comma _(comma, full stop) after the if-clause when it is the first part of a sentence.,Conditional sentenc

4、es (条件状语从句),Conditional sentences(条件状语从句）,If-clause,Main clause,If we go to the zoo, we will see a lot of animals. If hunters catch a giant panda, they will kill if for its fur. If we do nothing , soon there will be no giant world. pandas in the world.,Simple present tense,Simple future tense,Sectio

5、n A 1. Match.,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 have time next weekend, _ e if I walk through a rainforest 5. If I go to North Africa, _ d I will

6、run the other way.,d,c,e,b,a,Why do I want to go to Beijing Zoo? If I (go) to Beijing Zoo, I (learn) a lot about animals. If I (arrive) at noon, I (see) the feeding of animals. If I (find) Monkey Hill, I (have) fun there. If I (have) some more time, I (watch) the dolphin show. If I (watch) the anima

7、ls carefully, I (get) enough information for my report. If I (finish) my report, I (be) very happy.,go,will learn,arrive,will see,find,will have,have,will watch,watch,will get,finish,will be,attack catch hunt live protect walk,Mr Zhao: What will a bear do if it is in danger? Amy: If a bear is in dan

8、ger, it will attack people. Mr Zhao: What will a polar bear do if it is hungry? Amy: If a polar bear_ , it _ fish from the water. Mr Zhao: What will elephants do if they are thirsty? Amy: If elephants_ , they _ till they find a river.,is hungry,will catch,are thirsty,will walk,Mr Zhao: What will tig

9、ers do if they live in the wild? Amy: Tigers _for their own food if they _. Mr Zhao: What will tigers do if they have babies? Amy: Tigers _ as a family if they_. Mr Zhao: What will male wolves do if there is danger? Amy: Male wolves_their families if there_.,will hunt,live in the wild,will live,have

10、 babies,will protect,is danger,条件从句表示将来可能发生的情况，即主句事态的发生有赖于条件从句事态的发生。此时说话人或是把条件视为事实，或者仅仅提出条件，不作任何主观设想；条件从句通常用一般现在时，主句用一般将来时。 If it doesnt rain, we will go to the park. If I do not walk fast, I will miss the bus. If it is ready, he will bring it tomorrow.,Exercises,1.If I get up late tomorrow,_. 2.If I dont finish my homework,_. 3.If I eat too much lunch,_. 4.If I dont get enough exercise,_. 5.If I am a good cook,_. 6.If I watch too much TV,_. 7.If I dont help others,_.,Choose one of the following s