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2019年中考英语二轮语法专题讲义+练习:状语从句(带答案)

日期:2024-05-03 科目:英语 类型:初中学案 查看:78次 大小:160768Byte 来源:二一课件通
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2019年,中考,英语,二轮,语法,专题
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第 19 页 共 19 页 (通用版)2019中考英语精品讲义:状语从句(带答案) 学科老师辅导讲义 学员姓名: 年级:九年级 辅导科目:英 语 学科教师: 授课日期 授课时段 08:00-10:00 授课主题 状语从句 教学内容 课前回顾单词默写作业讲解 知识梳理知识点1:状语从句状语从句种类 1.时间状语从句;(adverbial clause of time) 2.原因状语从句;(adverbial clause of cause) 3.条件状语从句;(adverbial clause of condition) 4.让步状语从句;(adverbial clause of concession) 5.比较状语从句;(adverbial clause of comparison) 6.目的状语从句;(adverbial clause of purpose) 7.结果状语从句。(adverbial clause of result) 状语从句的时态特点 一般情况下,时间和条件状语从句的谓语动词一般用“一般现在时”表示“一般将来时”,用“现在完成时”表示“将来完成时”。(主将从现)例如: I will call you as soon as I arrive in Beijing. 我一到北京就给你打电话。(这是由as soon as引导的时间状语从句,从句中的谓语动词arrive是一般现在时,表示一般将来时,绝不可用will arrive) 状语从句用法分析时间状语从句:1) 连接词when、while、as引导的时间状语从句。 while: 可表示对比(从句只用连续性动词) 2) 由till或until引导的时间状语从句,一般情况下两者可以互换。如果主句中的谓语动词是瞬时动词时,必须用否定形式;“直到….才”如果主句中的谓语动词是延续性动词时,用肯定形式, “直到…” I didn't go to bed until(till) my father came back.直到我父亲回来我才上床睡觉。 I worked until he came back.我工作到他回来为止。 3) 由since引导的时间状语从句。 “自从…”since引导的从句的谓语动词可以是延续性的动词,又可以是瞬时动词。一般情况下,从句谓语动词用一般过去时,而主句的谓语动词用现在完成时。但在It is /has been+一段时间时间+since从句的句型中,主句多用一般现在时,从句为过去时。 I have been in Beijing since you left. 自从你离开以来,我一直在北京了。由as soon as引导的时间状语从句。表“一…就”。 As soon as I reach Canada, I will ring you up. 我一到加拿大,就给你来电话。 5) 由by the time引导的时间状语从句。注意时态的变化:在一般情况下,如果从句的谓语动词用一般过去时,主句的谓语动词用过去完成时;例如: By the time you came back, I had finished this book.到你回来时,我已经写完这本书了。 6) before, after引导的时间状语从句主、从句的动作发生有先后关系,动作在前的,要用过去完成时,动作在后的要用一般过去时。如: After he had finished his homework, he went to bed. 随堂小练:1. The crew members didn’t leave _____ all the passengers got off the plane. A) when B) while C) until D) unless 2. _____ I saw the flag rising at Beijing Olympic Games, I really felt proud of China. A) Before B) Until C) When D) If 3. My brother was writing an e-mail _____ I was watching TV this last night. A. after B. until C. while D. as soon as 4. The firemen stopped working when all the workers were saved.(保持句意基本不变) The firemen _____ stop working _____ all the workers were saved. 5. Mary finished her work. Then she went home. (合并为一句)Mary_____ go home_____ she finished her work. CCC didn’t until; didn’t until;(二)原因状语从句由连词because, since, as引导, 也可由for, now that 等词引导   I didn’t go to school yesterday because I was ill. 我昨天没去上学,因 ... ...

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