八年級英語下冊專題條件狀語從句(易錯考點(diǎn)回顧+闖關(guān)提分訓(xùn)練)練習(xí)人教新目標(biāo)版

1、【易錯考點(diǎn)回顧】條件狀語從句【易錯點(diǎn)睛】引導(dǎo)條件狀語從句的連詞有 if （假如），as/so long as （只要），unless （除非）等。在條 件狀語從句中，主句與從句的謂語動詞也遵循“主將從現(xiàn)”的原則，即如果主句是一般將來時的句子、祈使句或主句中含有情態(tài)動詞，則從句用一般現(xiàn)在時代替一般將來時。You will n ot pass the exam un less you study hard.除非你努力學(xué)習(xí)，否則你將通不過考試。If I have en ough mon ey, I will travel around the world.如果我有足夠多的錢，我將會環(huán)游世界。if 用

2、法總結(jié):用法例句主句為般將來時態(tài)，if 從句用We will stay at home if it rains tomorrow.一般現(xiàn)在時態(tài)（即主將從現(xiàn)）。如果明天下雨，我將要呆在家。主句中含有情態(tài)動詞，if 從句用If you finish your homework, you can go home now.一般現(xiàn)在時態(tài)。如果你做完了作業(yè)，你現(xiàn)在可以回家了。主句為祈使句，if 從句用一般現(xiàn)Don t jump in to the river if you feel very hot.在時態(tài)。如果你感到很熱，不要跳入河里。【易錯考點(diǎn)回顧】1. Tomorrow we ll go to th

3、e city park_it is sunny.A. as soon asB. whe nC. ifD. as【錯因分析】沒有掌握住 if 引導(dǎo)時間狀語從句時的用法特點(diǎn)，是造成錯選的主要原因?！舅悸伏c(diǎn)撥】正確理解連詞的意思和用法，再結(jié)合語境是解題的關(guān)鍵?！菊_答案】句意：如果明天天氣晴朗的話我們就去城市公園。根據(jù)題意可知此題考查if引導(dǎo)的條件狀語從句，從句用一般現(xiàn)在時，主句用一般將來時。故選C。2. Shall we have the volleyball match tomorrow?Oh, it will be put off if it_.A. snows B. is snowingC.

4、 sno wedD. snow【錯因分析】此題考查的是 if 引導(dǎo)的條件狀語的時態(tài)特點(diǎn)，如果沒有掌握住狀語從句中，2主將從現(xiàn)這一用法特點(diǎn)的話，往往容易造成錯選。【思路點(diǎn)撥 】在考查連詞用法的時候，也會從時態(tài)特點(diǎn)這一角度考查，需明確 if 引導(dǎo)條件 狀語從句的時候，時態(tài)多用主講從現(xiàn)，即主句為一般將來時，從句應(yīng)用一般現(xiàn)在時?！菊_答案 】本題考查條件狀語從句。主句為一般將來時，從句應(yīng)為一般現(xiàn)在時， 即主將從 現(xiàn)原則，故選 A?！局锌兼溄印?.（ 2017 西寧） If it _ sunny tomorrow, I will go shopping with my friend inthe supe

5、rmarket.A. will beB. be C. is D. was【答案 】 C解析：if 引導(dǎo)的條件狀語從句遵循主將從現(xiàn)的原則，主句為一般將來時，從句應(yīng)用一般現(xiàn) 在時表示將來。句意：如果明天是晴天，我將和我的朋友去超市購物。故選C。2.（ 2017 寧夏） We will have a picnic in the countryside _ it doesnt rain.A. unlessB. although C. until D. if【答案 】 D解析：考查連詞辨析。句意：如果不下雨，我們將去鄉(xiāng)下野餐。 if 意為“如果”， 引導(dǎo)條 件狀語從句，符合語境。 unless 意為“除

6、非”， although 意為“盡管”， until 意為“直 到”，均與語境不符。故選 D。3.（ 2017 湖北黃岡） Do you think we should share our problems with our parents? Sure! _ we talk to them, we ll feel worse.A. IfB. Although C. Because D. Unless【答案 】 D解析： 考查連詞辨析。根據(jù)答語“ sure ”可知，此處指如果我們不跟父母談我們的問題，我 們會感覺更糟糕。 unless 意為“除非，如果不”，引導(dǎo)條件狀語從句，符合語境。故選D?！?/p>

7、闖關(guān)提分訓(xùn)練】條件狀語從句31. May I go to Garden Expo with you tomorrow? No, you can t, _ you have a ticket. I have only one.A. as soon as B. if C. until D. unless2. If he _ , I _ swimming alone.4C. will come; won t goD. is coming; don t go3. You can succeed _ you believe in yourself.A. as long as B. as soon as

8、C. as.asD. as often as4. Lucy, what about going camping if it _ tomorrow? Sounds great!A. didn t rainB. doesn t rainC. wont rain5. （ 2016 湖北宜昌） Learning to love is like learning to walk. Yes, _ we step out bravely, we ll find it s not so difficult.A. as ifB. even though C. as long asD. as far as6. T

9、alk to your teacher and you will get help _ you have a problem.A. if B. though C. because D. while7. I don t know if Mike _ to my school tomorrow. If he _ , I will be very happy.A. comes; comesB. came; will comeC. will come; comesD. will come; came8. （ 2016 安徽） Our world will get better and better _

10、 each of us liveslife.A. beforeB. if C. though D. until9. We will certainly enter a good high school _ we work hard. Yes. Our dream will come true by working hard.A. as soon as B. as long as C. as far as D. even if10. Come on, Tom! You will miss the train _ you hurry up.A. unless B. after C. because

11、 D. if11. Please put up your hands _ you have any questions.A. if B. whether C. how D. what12.I won t go to the meeting _ I m invited.A. but B. if C. unless D. when13. What will happen _ we hold the party next Monday evening? Most of our classmates will not come.A. doesn t come; will goB. wont come;

12、 wil l goa greener5A. if B. thoughC. since14. My grandfather doesn t have any hobbies. _you call playing cards a hobby.A. If B. WhenC. Since D. Unless15. The riverswill become dirtier and dirtier _ we takeaction to protect them.A. since B. ifC. until D. unless16. In Beijing,you can see many people w

13、ear masks （口罩）ifthey _ _ out on foggydays.A. went B. goC. are going D. will go17. Mom, may I go out to play basketball with Daming? I m afraid not _ you have finished your homework. Work must come first.A. ifB. sinceC. becauseD. unless18. You won t win the singing competitioon if you _ try your best.A. aren tB. don tC. didn tD. won t19. We will go for a picnic as long as it _ tomorrow.A. snow B. will be coldC. doesn t rain D. be windy20. If I _ next week, I _ the film with you. Actually, I can t w