人教版初三英语条件状语从句易混淆知识点.docx
8-维(每日一练)人教版初三英语条件状语从句易混淆知识点Before you go go.单选题1、You broke your father' s bike. He will be angry you say sorry to him.A . ifB . asC . unlessD . because答案:C解析:句意:你把你爸爸的自行车弄坏了。除非你向他道歉,否则他会生气的。考查连词辨析。if如果;as当;unless除非;because因为。根据"you say sorry to him"可知,是前句的否定 条件,除非你向他道歉,否则他会生气的,因此“unless”符合句意。故选C。2、一 Would you like to have a picnic if it fine this Friday?一 Certainly. But we don' t know if it.A . is, will rainB . will be, will rainC . is, rains答案:A解析:句意:如果这个星期五天气好,你想去野餐吗?当然可以。但我们不知道是否会下雨。考查if引导从句。问句中if引导条件状语从句,主句表达的是将来想做的事,所以从句用一般现在时,第一空填is;答语中,if引导宾语从句,是否下雨是将来要发生的事,用一般将来时态,所以第二空填willrain。故选Ao3、You' II learn English well you put your heart into it.A . ifB . so.C . untilD . or答案:A解析:句意:如果你用心学英语,你就会学好英语。考查连词辨析。if如果,表条件;s。所以,表结果;until直到,表时间;。r或者,表选择。根据题干,可知是 条件状语从句,引导词需用if,故选A。4、You should come by eleven o' clock you want good seats.A . ifB . whetherC . when答案:A解析:句意:如果你想要好座位,你应该在十一点以前来。考查if引导的条件状语从句。if如果,引导条件状语从句;whether是否,引导宾语从句;when当时候, 引导时间状语从句。分析句子结构可知,此处是由if引导的条件状语从句,意为"如果"。故选A。5、一I think I will take a bus to the school meeting.The bus? If you,you will be late.A . didB . have doneC . will doD . do答案:D解析:句意:我想我要乘公交车去学校会议。一公交车?如果你乘坐公交车,你会迟到的。考查动词时态。if译为“如果”,弓I导条件状语从句,主句用一般将来时,从句用一般现在时。空格所在句为 从句,应用一般现在时,主语为you,故选D。6、Would you like to play tennis with me tomorrow?Sure it rains.A . sinceB . butC . unlessD . until答案:C解析:句意:明天你愿意和我一起去打网球吗?当然,除非下雨。考查连词辨析。since自从;but但是;unless除非;until直到。根据“Sure,it rains,"可知,如果明天不下 雨,就答应和对方去打网球。故选C。7、you master what the teachers have taught you, I believe you will get good marks.A . As long asB . As well asC . As soon as答案:A解析:句意:只要你掌握了老师教给你的东西,我相信你会取得好成绩的。考查连词辨析。As long as只要;As well as和;As soon as 就。"掌握了老师教给你的东西”是“会取 得好成绩”的条件,用as long as引导条件状语从句。故选A。8、For every one of us ,we should never stop on the way to success. One day, we are sure to reach the successful bank in the end we lose heart and give up halfway.A . as long asB . even thoughC . unless答案:C 解析: 句意:对于我们每个人来说,我们不应该在成功的道路上停下来。除非我们失去信心,半途而废,否则终有一 天,我们一定会到达成功的彼岸。考查连词辨析c as long as 只要;even though 尽管;unless 除非。根据"we are sure to reach the successful bank in the end - we lose heart and give up halfway,可知,除非我们半途而废,否则我们终有一天会成功的, 用unless引导条件状语从句,故选C。9、I m waiting for my friend. If he, I swimming alone.A . doesn' t come; will goB . won* t come; will goC . will come; won' t goD . don' t come; will go答案:A解析:句意:我在等我的朋友。如果他不来,我就一个人去游泳。考查条件状语从句。根据“1可知,是如果之意,因此是条件状语从句;再者根据“条件状语从句的主将从 现原则”可知,主句为一般将来时态,从句用一般现在时,从句主语为he,谓语动词用第三人称单数形式,结 合选项,A符合句意。故选A。10、We can get over the trouble we depend on our own country.A . as much asB . as far asC . as soon asD . as long as答案:D解析:句意:只要我们依靠自己的国家,我们就能克服困难。考查形容词短语和连词。as much as和一样多;as far as和一样远;as soon as 就,引导时间状 语从句;as long as只要,引导条件状语从句。此处连接句子,用连词,结合句意,此处表示只要依靠我们自 己的国家,我们就能克服困难,故选D。11、What if I my homework tommorrow?A . will happen; don' t finishB . will happen; didn' t finishC . happen; won' t finishD . happen; didn' t finish答案:A解析:句意:明天如果我不能完成作业会发生什么?考查动词时态。根据题干可知,本句是if引导的条件状语从句,时态遵循“主将从现”的原则。主句用一般将 来时,即will+动词原形;从句要用一般现在时,从句主语是"I" , finish为实义动词,其否定式需要借助于助 动词don' t ;故选Ao12、If the food chain, many animals will die because they can' t find enough food.A . breaksB . will breakC . broke答案:A解析:句意:如果食物链断裂,许多动物会因为找不到足够的食物而死亡。考查时态。分析句子可知,此句为if引导的条件状语从句,且其主句时态为一般将来时,条件状语从句遵循 “主将从现”的原则,所以if引导的从句应用一般现在时。故选A。