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1、 Nothing is impossible, if you set your mind to do it. Unit 6 Travelling around Asia学案(三)Grammarif引导的条件状语从句同学们，你们知道什么是条件状语从句吗？想知道它的用法吗？让我们一起来学习并总结以if引导的条件状语从句的用法吧！现在我们来仔细观察所给的例句，然后补全结论部分所缺的内容.【观察1】请仔细观察下面的例句，然后补全结论部分所缺的内容。1. If it rains, well stay at home. 如果下雨，我们会待在家里。2. If you dont hurry, youll be
2、 late for school. 如果你不赶紧的话，你上学会迟到。3. Youll hurt yourself if you play with knives. 如果你玩刀，你会伤到自己。【结论1】通过观察上面的例句我们可以总结出：1. if引导的这个分句用来表示_ (条件/结果)，而主句用来表示_ (条件/结果)。if引导的这个分句我们称之为“条件状语从句”，而逗号后面的分句我们称之为“主句”，整个句子我们称之为“条件句”。2. if引导的条件句常用来谈论某个动作发生时可能引起的结果。3. 条件状语从句通常使用一般现在时来表示_。主句通常使用一般将来时(will)。4. 主句也可以位于条件
3、状语从句之前, 如例句3。因此, 例句1和例句2也可以改写成：Well stay at home if it rains. Youll be late for school if you dont hurry. 需要注意的是当主语位于条件状语从句前时，两个分句之间没有逗号。【练一练1】将上下两栏配对,构成恰当的条件句。 To be number one 9I( ) 1. If you dont put on your coat( ) 2. He will go on a trip ( ) 3. Ill watch a football game ( ) 4. Youll feel tired
4、tomorrow IIA. if we go to the park. B. if I dont have much homework. C. youll get a cold. D. if its sunny ( ) 5. Well take some photostomorrow. E. if you go to bed late.【观察2】请仔细观察下面的例句，然后补全结论部分所缺的内容。1. If I get a ticket, I can go to the concert. 2. Please wait me if Im late tomorrow.【结论2】通过上面的例句我们可以
5、总结出：1. 有时在主句部分我们也可以不使用一般将来时，而是用can之类的情态动词，但它们所表达的含义依然是将来的。(如例1)2. 主句部分有时还可以使用祈使句，它所表达的含义同样是将来的。(如例2)【练一练2】用括号中所给单词的适当形式完成下列条件句。1. If _ (the weather / be) fine tomorrow, _ (we / go) hiking in the mountains.2. _ (He / see) a film with me if _ (he / have) enough time. 3. If _ (she / win) the match, _ (
6、she / can / get) a big prize. 4. _ (I / can) lend you some if _ (you / need) money.5. If _ (you / love) these pictures, _ (I / give) them to you.选择填空。( )1. If it _ tomorrow, we will take the old men to the park.A. will rainB. rainC. doesnt rainD. wont rain( )2. Your mother_ happy if you get better.A
7、. will beB. willC. isD. was( )3. If he _fast, he _ the bus.A. walks, catchesB. walks, will catchC. walked, catchesD. walked, will catch( )4. You can play computer games later _ you do homework now.A. because B. thoughC. if D. so that ( )5. I _ him if he _ back.A. tell, comes B. will tell, comesC. wi
8、ll tell, will comeD. tell, will come根据句意用括号内单词的适当形式填空。1. If he _ (be) free tomorrow, he will come to your birthday party.2. What _ (happen) if there is no water or air on the Earth?3. If we eat snacks in the classroom, our teacher _ (be) unhappy with us.4. He can go on a trip if his mother _ (agree)
9、.5. You should try your best if you _ (want) to win the game. 根据句意及语法选出正确答案。1. If it (A. rains B. will rain), dont water the plants. 2. Will you call me if I (A. give B. will give) you my phone number?3. (A. Do B. Will) you go with them if they (A. take B. will take) a trip to Nanjing? 4. I (A. buy
10、B. will buy) that camera if it (A. doesnt B. wont) cost too much. 5. I (A. go B. will go) to see a doctor if I (A. dont B. wont) feel better tomorrow. 6. If he (A. runs B. will rain) faster, he (A. gets B. will get) the first place. 语法选择。Dear Ann, How is everything going? These days, I 1 in China. T
11、here 2 many places of interest in China. I really want 3 every part of it, but I cant. Two days ago, I 4 to Lijiang. I saw 5 mountains when I got out of the plane. The air was fresh. I went to the Lijiang Gucheng first 6 then to the Yulong Snow Mountain the next day. It was 7 . It was my first time
12、to see snow. I played with snow happily. Next week, I 8 Hangzhou, Shanghai, Xian and Beijing. The Great Wall is 9 place in China. If you 10 here, you will enjoy yourself. Best wishes.Yours,Lucy ( )1. A. travelB. travelsC. travelledD. am travelling( )2. A. beB. isC. areD. am ( )3. A. visitB. to visit
13、 C. visitingD. to visiting ( )4. A. goB. goesC. will go D. went( )5. A. a lot ofB. a lotC. lot ofD. much ( )6. A. butB. orC. andD. so ( )7. A. wonderB. wonderful C. wonderfullyD. wondered( )8. A. will visitB. visitC. visitedD. am visiting ( )9. A. famousB. more famousC. most famousD. the most famous
14、( )10. A. comeB. will comeC. cameD. are coming Unit 6 Travelling around Asia学案(四)Speaking, Writing,More practice & Revision要点学习。1. Its in the north-west of Beijing. 它在北京的西北部。(P80)要点 in the north-west of 意为“在西北部”。in+ the+方位名词+of表示“在的某个方位”。例如：in the south-east of 在东南部；in the north-east of 在东北部拓展 方位介词in，to与on的用法：a. 若表示在所管辖范围内的东、西、南、北部时，用介词in。例如：Macao is in the south of China. 澳门在中国南部。b. 若表示在所管辖范围之外，且两个地方不接壤时，用介词to。例如：Hebei is to the n
