2022年高考英语人教版第二轮复习知识点精讲11并列句和状语从句(五).docx

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1、四、目的状语从句 目的状语从句是表示行为目的的从句。引导目的状语从句的主要连词有that, so，so that, sothat, in order that等，从句中常常使用一些情态动词，如can, could, may, might, should等。（一）that, so that，in order that表示为了，以便，一般放在主句之后。that语气较弱，用的较少，多用so that。 Lets take the front seats that we may se more clearly.我们坐前排吧，这样我们可以看得更清楚些。 Man does not live that he

2、 may eat, but eats that he may live.人生存不是为了吃饭，而吃饭是为了生存。 They hurried so that they might not miss the train.他们为了不误火车，才急急忙忙的。 In order that everyone might hear her clearly, she raised her voice again. 为了使每个人都听清楚，她再次提高了声音。 注意：当主从句的主语一致时，so that和in order that引导的目的状语从句可以转换成相对应的动词不定式结构。 We got up early so

3、 that we would arrive in time.为了能及时赶到，我们起得很早。 They hurried so that they might not miss the train. They hurried so as not to miss the train. 他们为了不误火车，才急急忙忙的。 Betty saved money in order that she could buy a computer. Betty saved money in order to buy a computer. 贝蒂存钱是为了买一台电脑。 （二）in case, lest, for fea

4、r that 几个短语都表示万一，惟恐，含有否定的意义。 Better take more clothes in case the weather is cold.最好多带些衣服以防天气会冷。 Take an umbrella in case it rains.以防下雨，带把伞。 经典解析1.（2020.江苏卷.单项填空）They decide to have more workers for the project _ it wont be delayed.A. even ifB. as ifC. now thatD. so that【答案】D【解析】考查连词辨析。句意：他们决定为这项工程增

5、加工人，以免耽搁。A. even if即使；B. as if好像；C. now that既然；D. so that为了。空后it wont be delayed是前面采取措施的目的，应使用so that引导目的状语从句。故选D。2.(2018天津卷单项填空)Lets not pick these peaches until this weekend _ they get sweet enough to be eaten.A. ever since B. as ifC. even though D. so that【答案】D【解析】考查连词短语词义辨析及语境理解。句意：让我们这个周末再摘这些桃子

6、，这样的话，它们吃起来就变得足够的甜。A. ever since自那时起；B. as if好像；C. even though尽管；D. so that以便。从句为目的状语从句，故用so that引导。故选D。2.Cathy had quit her job when her son was born _ she could stay home and raise her family.A. now thatB. as ifC. only ifD. so that【答案】D【解析】考查连词。A.now that既然；B.as if好像；C.only if只要；D.so that以便。这里是so

7、that引导的目的状语从句。句意：当Cathy的儿子出生的时候，她就放弃了自己的工作，以便待在家里照顾家人。根据句意故选D。【名师点睛】本题考查连词so that 的用法，此类辨析题需掌握引导状语从句的连词的不同含义并结合语境，本题中的so that引导目的状语从句。意思是：以致，为了，以便于。这个词组还可以和in order that，in order to，so as to 进行替换。所以做好此类题要先分析前后两个句子的关系，了解具体语境中的连词的意思，从而判断出正确的选项，学生要记得积累每一题中所出现的连词的意思，不能只看其表面。注意有的连词的意思并不是表面上的那样，如果出现不熟悉的词语，应该采用排除法，而不是直接看表面意思来选答案。3. I took my driving license with me on holiday, _ I wanted to hire a car.A. in case B. even if C. ever since D. if only【参考答案】A【答案解析】考查状语从句的连接词。带驾照的目的是便于租车，所以选A。in case以防、以免或以便于。even if即使，用于让步状语从句；ever since自从，一般引导时间状语从句；if only倘若，用于条件句，使用虚拟语气。