最新中考初中英语条件状语从句分析全含练习及答案.docx

1、最新中考初中英语条件状语从句分析全含练习及答案中考初中英语条件状语从句分析（全，含练习及答案） 本节课我们学习其中的条件状语从句。目录：一、概念；二、时态；三、条件状语从句的引导词；（一）if引导的条件状语从句；（二）unless引导的条件状语从句；（三）as /so long as引导的条件状语从句；（四）once引导的条件状语从句；四、条件状语在句中的位置；五、转换；六、拓展；七、综合练习；一、概念在某种条件下，可能发生某事。由if/unless等引导的表示条件的句子，就叫条件状语从句。e.g:If you put wood into water, it floats.如果你把木头放到水里

2、，它就会浮起来。Unless you keep ice cream in a fridge, it melts.除非你把冰淇淋放进冰箱，不然它就会融化。二、时态1当主句和从句所表示的是原理、客观真理、规则时，主句是一般现在时（包括祈使句和含有情态动词can/may/must等），从句也要用一般现在时。例如：1) If you put a piece of paper into water, it gets wet如果你把一张纸放进水中，它会变湿。(原理)2)Be careful if you cross the road.(祈使句)3) You must see the doctor if y

3、ou are ill.(含有情态动词）2.在if条件状语从句中，如果从句谈论的是一个可能发生的事实及其产生的相关结果，主句用一般将来时，从句用一般现在时。e.g:1) If it rains tomorrow, we will not go to the zoo.2) If you go to bed earlier, you wont feel tired in the morning.3.如果从句用现在进行时或现在完成时，主句需用一般将来时。1）If you are looking for Peter youll find him upstairs.如果你是在找彼得，上楼就会找到他。2）I

4、f you have finished dinner Ill ask the waiter for the bill.如果你吃完了，我就叫服务生来算账。三、条件状语从句的引导词（一）if引导的条件状语从句引导条件状语从句最常用的连词是if，常见的if条件状语从句表示在某条件下，某事很可能发生，条件是可能存在的，主句中某种情况发生的概率也是很高的。如：If you ask him，he will help you如果你请他帮忙，他会帮你的。If you fail in the exam，you will let him down如果你考试不及格，你会让他失望的。If you have finis

5、hed the homework，you can go home如果你作业做完了就可以回家了。另外，if从句还表示不可实现的条件或根本不可能存在的条件，也就是一种虚拟的条件或假设。从句多用一般过去时或过去完成时，表示对现在或过去的一种假设。如：If I were you，I would invite him to the party如果我是你，我会邀请他参加聚会。I would have arrived much earlier if I had not been caught in the traffic要不是交通堵塞，我本会来得早一些。另外还要注意if条件句的时态搭配1if从句用一般现在时

6、，主句用一般将来时If he runs, hell get there in time.如果他用跑的，他就会及时赶到那儿。The cat will scratch you if you pull her tail.如果你拉猫的尾巴，它就会抓你。2if从句用一般现在时，主句用may/might/canIf the fog gets thicker, the plane may/might be diverted.如果雾在大一些，飞机可能就会改在别的机场降落。If it stops snowing, we can go out.如果雪停了，我们就可以出去。3if从句用一般现在时，主句用must/s

7、houldIf you want to lose weight, you must/should eat less bread.如果你想减肥，你必须少吃面包。4if从句用一般现在时，主句用一般现在时If you heat ice, it turns to water. (也可用will turn)如果把冰加热，它就会化成水。5if从句用现在进行时，主句用一般将来时If you are looking for Peter, youll find him upstairs.如果你是在找彼得，上楼就会找到他。6if从句用现在完成时，主句用一般将来时If you have finished dinne

8、r, Ill ask the waiter for the bill.如果你吃完了，我就叫服务生来算账注意：学习了 if 引导的条件状语从句的用法，现在进行总结一下:在if引导的条件状语从句中，如果从句谈论的是一个有可能发生的事实及其产生的相关的结果，主句用一般将来时态，从句用一般现在时态。如：We can walk there if we cant find a bus.If it rains tomorrow, we will not go to the zoo.What will you do if you find a panda in danger?如果if条件句谈论的是重复发生和预

9、示要发生的情景和事件，则主从句大多用一般现在时态。如：If bears are in danger, they attack people.（二）unless引导的条件状语从句unless的意思是如果不，除非。可与if.not互换。You will fail in English unless you work hard.你英语考试会不及格的，除非你更加努力。同义句转换：Work hard, or you will fail in English.You will fail in English _ _ _ work hard.答案 if you dont（三）as /so long as引导

10、的条件状语从句as /so long as意思是“只要”So long as youre happy, I will be happy. 只要你高兴，我就高兴。（四）once引导的条件状语从句once引导的条件状语从句，意为“一旦.，就”，从句可置于主句前或后Once you begin, never stop.一旦开始，就绝不要停止Maths is easy to learn once you understand the rules.一旦你理解了规则，数学就不难学了。提示：在条件状语从句中，用一般现在时代替一般将来时，用一般过去时代替过去将来时。If the weather is bad

11、next week, well put off the climbing.如果下周天气不好，我们将推迟爬山。Father told me if I worked hard he would buy me a gift.爸爸告诉我，如果我努力学习，他会给我买一份礼物。四、条件状语在句中的位置大多数情况下，if/unless从句既可以放在主句之前也可以放在主句之后。当从句置于主句之前时，常用逗号与主句隔开。It floats if you put wood into water.=If you put wood into water, it floats.五、转换1、当主语是you时,if引导的条

12、件状语从句可与“祈使句+ andor+简单句”进行句型转换。and表示句意顺承；or表示转折，意为“否则”。例如：Take care, or youll fall off the tree.小心，否则你会从树上掉下来。=If you dont take care, youll fall off the tree.2. unless也可引导条件状语从句，相当于if.not，意思是“如果不、除非”。例如：You will fail in Math unless you work harder.= You will fail in Math if you dont work harder.你要是不再

13、加把劲儿，数学考试就不及格了。六、拓展1.if从句还可以表示不可实现的条件或根本不可能存在的条件，也就是一种虚拟的条件或假设，从句多用一般过去时或过去完成时，主句则用虚拟语气。1) If I were you, I would invite him to the party.2) I would have arrived much earlier if I had not been caught in the traffic.2. if表示“是否”时引导宾语从句，意思同whether.I dont know if he can come.If he comes, I ll tell you a

14、t once.以下请同学们来做一些练习吧！答案：1.feel; have 2. will; he; has 3. are; will be 4. will dress; doesnt work5.lives; will keep 6. will buy; is 7. will fight; argue 8. will have; need9. will send; tours 10. says; will feel答案：1. C 2. D 3. B 4. A 5.B 6. D 7. wont; unless 8. will; unless一、英语阅读理解专项练习试卷1阅读理解 Maybe we

15、 three were the most unlucky graduates in our school history. Ill never forget the day when we had our graduation ceremony(毕业典礼). I was known for being careless. I often fell down for no reason. Since I fell off the stage(舞台)during my Primary Graduation Ceremony, my family bet(打赌)that I would fall d

16、own again during my next graduation ceremony. The day came so quickly. This time, I proudly made it through the whole ceremony without falling. but I knocked over the whole backdrop (背景板)used to take pictures for graduates! I felt so embarrassed (尴尬的)the whole morning. My friend Julia was even more

17、embarrassed. When she together with all the graduates was sitting quietly in the hall at eight in the morning, she didnt expect her father to come to attend her ceremony because he was really busy then. The hall was very quiet and you could even hear a pin(针)drop on the ground. When all of a sudden,

18、 out of the silence, she heard Hey, Julia! Everyone in the hall looked behind and found Julias father, with a camera in his hand, smiling at her! Tiffany was the most beautiful girl of us three. She loved all kinds of dresses. On that day, she dressed herself beautifully and wanted to have some beau

19、tiful photos. Unluckily, it was one of the windiest days of our life. The wind blew her beautiful dress up in front of the whole graduate class! She didnt know whether to cry or laugh. Lucky? Unlucky? So lucky! All of these became the unforgettable part of our life!（1）The writer was very in her dail

20、y life. A.carelessB.carefulC.friendlyD.lazy（2）Julias father at the graduation ceremony. A.sat quietly in his seatB.was busy with his workC.took pictures for herD.dropped a pin on the ground（3）This story happened on a morning. A.cloudyB.windyC.sunnyD.rainy（4）Tiffany was embarrassed because that day.

21、A.she fell off the stageB.she didnt have beautiful dressesC.her dress was blown upD.her photos werent unforgettable（5）Which of the following is TRUE according to the passage? A.The girls werent in the same school.B.The writer knocked over the backdrop.C.Julia knew that her father would come.D.Tiffan

22、y loved all kinds of shoes.【答案】 （1）A（2）C（3）B（4）C（5）B 【解析】【分析】文章大意：文章讲述了在毕业典礼上，三个孩子身上所发生的的尴尬的事。幸运？不吉利？如此幸运！所有这些都成为人们生活中难忘的一部分！ （1）细节理解题，根据 I was known for being careless. 可知，作者在平常生活中很粗心，故答案是A。 （2）逻辑推理题，根据 Everyone in the hall looked behind and found Julias father, with a camera in his hand, smiling a

23、t her! 可知朱莉的爸爸在为朱莉拍照，故答案是C。 （3）细节理解题，根据 The wind blew her beautiful dress up in front of the whole graduate class! 可知风把她漂亮的衣服在全班同学面前吹起来了，所以那天上午是一个大风天，故答案是B。 （4）细节理解题，根据倒数第二段的叙述可知蒂芙尼窘迫的原因是漂亮的裙子被风吹起来了，故答案是C。 （5）正误判断题，根据 I knocked over the whole backdrop (背景板)used to take pictures for graduates! 可知作者弄到

24、了拍照用的背景板，因此A的陈述是正确的，故答案是B。 【点评】考查阅读理解。本文涉及细节题、逻辑推理题和正误判断题几种常考题型，细节题要注意从文中寻找答案；逻辑推理题需要联系上下文，按照一定的逻辑推理方式推断出需要的信息正误判断题同属于细节理解题，需要根据短文内容进行判断。2阅读下面短文，从下面每小题的A、B、C、D四个选项中选出最佳选项。 A city without cars would be very strange, right? But Venice is such a city. Venice is in the north-east of Italy. It wasnt buil

25、t on land, like Beijing or Shanghai, but on more than 110 islands. Seawater is everywhere around the city. Even so, travel isnt difficult. The waterways have always been the best way to get around. There are 177 waterways and more than 400 bridges that can guide you where you want to go. People in V

26、enice move from place to place by boat. They like to enjoy the scenery and the cool summer night while taking boat trips. They can talk to other people as they go along. Venice grew out of small islands in saltwater lakes when some Italians escaped from a war over 1, 500 years ago, and built homes t

27、here. Water makes the city special, but it is also a big problem. Sometimes tourists will have such strange experiences. One moment they walk across the Rialto Bridge, and theres nothing special but when they come back to the bridge an hour later, its underwater and everyone is wearing rain shoes. O

28、nce, people used too much underground water. This made the city get lower little by little. Now the city has gone down by 23 centimetres. Another problem is the rising seawater. The temperature has risen over the years. This has made the ice of the Arctic Ocean (北冰洋) melt (融化). Every year, high wate

29、rs hit the city in autumn and winter. When a lot of water comes, more than half of the city is underwater. Scientists are trying different ways to stop the city from getting even lower. The Italian government has asked some of Italys biggest companies to build the MOST project, which was planned to

30、be built under the seawater to stop the rising water. Anyway, this project is helping solve the problem.（1）According to the passage, Venice is _ of Italy. A.in the north-eastB.in the westC.in the south-westD.in the south（2）_ have always been the best way to go here and there in the city. A.Taxis and carsB.The waterwaysC.400 bridges