條件狀語從句

1、 If it is cloudy this weekend, they will go fishing If it isWhat will they do this weekend?If it is sunny this weekend, they will play volleyball. you _. (tired)will be tired your parents _. (be not happy)will not be happyyour eyes _. (hurt)will be hurtIf you play computer games all day. If he alway

2、s _ (watch TV ), he_ (bored).watches TVwill be boredin the future make a lot of money buy a big houseIf I make a lot of money,If I make a lot of money,I will buy a big house.I will buy a big house.If I have enough money,I will travel around the world.If I study hard,I will go to college.劍劍 橋橋 大大 學(xué)學(xué)i

3、f 引導(dǎo)的條件狀語從句引導(dǎo)的條件狀語從句時(shí)態(tài)主將從現(xiàn)時(shí)態(tài)主將從現(xiàn)主句一般將來時(shí)，從句一般現(xiàn)在時(shí)例句例句如果你努力工作，你的夢(mèng)想將會(huì)實(shí)現(xiàn)如果你努力工作，你的夢(mèng)想將會(huì)實(shí)現(xiàn)If you If you workwork hard, your dream hard, your dream will comewill come true. true.例句如果明天下雨，我將不出去散步例句如果明天下雨，我將不出去散步If it If it rainsrains tomorrow, tomorrow,I I wont gowont go out for a walk. out for a walk. If 引導(dǎo)

4、條狀語從句時(shí)，從句中用一般引導(dǎo)條狀語從句時(shí)，從句中用一般現(xiàn)在時(shí)代替一般將來時(shí)?，F(xiàn)在時(shí)代替一般將來時(shí)。If he _(go) to the movies,he wont finish his work.goesIf I _(become) a doctor,I can help others.becomeIf we _(have )time, we will go to the park tomorrow.have如果你去，如果你去， 我也去。我也去。 If you go,I will go.如果明天下雨，請(qǐng)帶雨衣如果明天下雨，請(qǐng)帶雨衣。Please take a raincoat if it

5、rains.1. If (如果如果) 引導(dǎo)的引導(dǎo)的條件狀語從句條件狀語從句, 主句用主句用一般將來時(shí)一般將來時(shí),從句用一般現(xiàn)在時(shí)從句用一般現(xiàn)在時(shí).（主將從現(xiàn)）（主將從現(xiàn)）w I wont go by plane if it rains tomorrow.w If you dont hurry , youll miss the train.w 注意注意:從句放在主句之前或主句之后從句放在主句之前或主句之后.如放在如放在主句之前主句之前,要用逗號(hào)與主句隔開要用逗號(hào)與主句隔開. If引導(dǎo)的引導(dǎo)的賓語從句賓語從句,常譯為常譯為是否是否,應(yīng)注意時(shí)態(tài)變化應(yīng)注意時(shí)態(tài)變化. I dont know if he

6、 will come tomorrow.If 后緊跟的句子叫從句后緊跟的句子叫從句,另一個(gè)句子叫主句另一個(gè)句子叫主句, 主句和從句次序可以互相調(diào)換。主句和從句次序可以互相調(diào)換。 If you study hard, youll get good grades.Youll get good grades if you study hard.“主將從現(xiàn)主將從現(xiàn)”不僅在不僅在if條件句條件句,也用在其它時(shí)間狀從也用在其它時(shí)間狀從:（1）until引導(dǎo)的時(shí)間狀語從句引導(dǎo)的時(shí)間狀語從句 The bus wont start until everybody gets on . 公共汽車直到每人都上車為止，

7、才開動(dòng)。公共汽車直到每人都上車為止，才開動(dòng)。（2）as soon as （一（一就）引導(dǎo)的時(shí)間狀語就）引導(dǎo)的時(shí)間狀語 Mike will tell you as soon as he comes . Mike一來就會(huì)告訴你。一來就會(huì)告訴你。 no war, the world, more beautiful,If there is no war, the world will be more beautiful. she, not exercise enough, heavierIf she doesnt exercise enough, she will be heavier.1.主將從現(xiàn)主

8、將從現(xiàn)If he cleans the room , he can get $10 from his mother .If I watch TV late , I cant get up early . If you get up late , you must take a bus to school .If you are sad , please talk with us .If you are hungry , please eat some food .Please call me if he comes next Sunday.3.主句是祈使句主句是祈使句2.主句含有情態(tài)動(dòng)詞主句含

9、有情態(tài)動(dòng)詞結(jié)論結(jié)論:If 引導(dǎo)的條件狀語從句中引導(dǎo)的條件狀語從句中:從句用從句用一般現(xiàn)在時(shí)態(tài)一般現(xiàn)在時(shí)態(tài);主句有三種情況主句有三種情況 一般將來時(shí)態(tài)一般將來時(shí)態(tài) 含情態(tài)動(dòng)詞的含情態(tài)動(dòng)詞的 祈使句祈使句unless 除非除非,非非不可不可, 表強(qiáng)烈的否定表強(qiáng)烈的否定You will fail unless you work harder . 你不努力就會(huì)失敗的。你不努力就會(huì)失敗的。Dont come unless I call you . 我不叫你就別來我不叫你就別來 注意注意: unless表示否定表示否定,從句的謂語要用肯定式從句的謂語要用肯定式 誤誤 : Unless you dont w

10、ork hard ,you will fail . 正正 ：Unless you work hard ,you will fail . 正正 ：If you dont work hard ,you will fail .Dear Jenny, Thanks for inviting me to the party. Of course present, you are happy. I hope it wont rain that day. Because if it wont rain, my little son will come, too. If he comes, you arent

11、 disappointed, he is really funny. OK, see you on the party.Yours, will bedoesntgivewont beIll go to the party. And I think if I will give you a Please help me correct the sentences.Rosev Correct and Write1.用所給詞的正確形式填空。用所給詞的正確形式填空。1.If you _ (be) late, the teacher will be angry.2.He _(become) a socc

12、er player if he works hard.3. You_(be) famous if you sing well.arewill becomewill be1. If they have the party, ( 他們會(huì)玩他們會(huì)玩 得高興得高興)_2. If you get up late, ( 你會(huì)上學(xué)遲到你會(huì)上學(xué)遲到) _3.If you dont go to school, (你父母會(huì)你父母會(huì)擔(dān)心擔(dān)心)_4.If we finish our homework on time,(老師會(huì)讓我們踢球老師會(huì)讓我們踢球) _ _they will enjoy themselves.yo

13、u will be late for school.your parents will be worried.our teacher will let us play football.Exercises1.The students will go to the Summer Palace if it _ (not rain) tomorrow.2.If he _(walk) to school, hell be late.3.If she likes it, she _ (read) it soon.4.If you play computer games on weekdays, you

14、_ (be) tired.doesnt rainwalkswill readwill be5. If you _(work) hard, your dream will come true. 6. If she _(study) hard, She will go to Beijing University. 7. If it _ ( rainy )tomorrow, I will play the piano.8. If I _(have) much money in the future, I will travel all over the world.studies is rainy

15、havework1.Im sure if he _(go) to the party, he_ (have) a great time.2.If the rain _(stop) tonight, we will go to the cinema.3.Ill buy a computer if I _(have) enough money.4.You _(not get) nervous if you _(do ) enough exercise.goes will have stopshave wont getdo 用括號(hào)內(nèi)所給詞的正確形式填空用括號(hào)內(nèi)所給詞的正確形式填空5.If she _

16、 (be) kind to me , I _(not argue) with her.6.I want to know if he _(come) tomorrow, if he _(come), I _(give) the massage to him. 7.If you _(pay) more attention to that, he _ (not get) injured.iswont arguewill comecomeswill givewont getpay選擇題：選擇題： 1.Who wants to buy the book? Mary_ A. do B. did C. do

17、es D. doing 2.They will go to the Great Wall if it _ rain tomorrow. A. doesnt B. wont C. isnt D. dont 3.If he_ here tomorrow, Ill meet him. A. come B. will come C. comes D. came 4.Im going to Guilin for vacation_ A. Good Bye B. Is that true C. Really D. Have a good time 5.If she likes it, she _it soon. A. read B. reads C. will read D. reading6.If I _much money in the futur