Unit 6 Grammar语法 Unless,as soon as和so that引导的状语从句-2023-2024学年八年级英语下册单元语法精讲精练（人教版）

班级 姓名 学号 分数 Unit 6 An old man tried to move the mountains Unless,as soon as和so that引导的状语从句 （时间：60分钟，满分：100分） 1. unless是连词，意为“除非；如果不”，引导条件状语从句，含有否定意义，相当于if ... not 。 注意：unless引导条件状语从句时，如果主句是一般将来时，从句用一般现在时表将来。 如：We'll go to the concert unless it doesn't rain. 如果明天不下雨我们就去看演唱会。 2. as soon as是连词词组，引导时间状语从句，意为“一……就……”。 as soon as引导的时间状语从句中，若主句是一般将来时，从句用一般现在时表将来。 如：My brother will look for a job as soon as he leaves school. 我兄弟一从学校毕业就会去找工作。 3. so ... that表示“如此……以至于……”，常用于引导结果状语从句。常见结构为“so +形容词/副词+ that从句”或“so +形容词+ a / an +单数名词+ that从句”。 如: He was so excited that he couldn't say a word. 他太兴奋以至于说不出话来。 It is so interesting a book that many people want to buy it. 这本书太有趣了以至于很多人想买它。 一、单项选择(本大题共50小题，每小题2分，共100分) 1．You will not improve your skills ________ you practice the violin over and over again. A．since B．unless C．if D．until 2．Students may forget what they learn quickly________they use it more often. A．if B．unless C．although D．because 3．The problem will be worse ________ we do something to solve it. A．if B．when C．until D．unless 4．— We won’t pass the exam ________ we study hard. — That’s why we are trying our best to prepare for the exam. A．although B．unless C．because D．or 5．—You’d better not start your climb ________ you have a guide. It’s easy to get lost in the mountain. —Thanks. I’ll go with my guide. A．while B．unless C．after D．since 6．—It seems that you love reading a lot. —Yes. I’m not happy ________ I read every day. A．unless B．if C．when D．because 7．—Is your WeChat account safe? —Yes, even my father can’t use it ________ I tell him the password (密码). A．unless B．if C．since 8．We’ll certainly feel worse ________ we talk to someone. A．if B．although C．unless D．because 9．________ you work hard, you will never get into a good college. A．Before B．Until C．If D．Unless 10．—Will you go to Jane’s party next Monday? —I won’t ________ she invites me. A．unless B．because C．although D．as long as 11．Don’t make a promise easily ________ yo