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1、(每日一练)人教版初三英语条件状语从句知识点归纳总结(精华版)单选题lx Nothing is impossible you put your heart into it!A . as much asB . as possible asC . as far asD . as long as答案:D解析:句意:只要你用心去做,没有什么是不可能的!考查连词辨析。as much as像一样多;as possible as尽可能;as far as像一样远;as long as只要。根据 Nothing is impossible - you put your heart into it!n 可知,前
2、后句是条件关系,因此用 as long as 引导条件状语从句,故选D。2、 If Amy time this Sunday , we II go for a picnic together.A . hasB . haveC . hadD . will have答案:A解析:句意:如果Amy这个星期天有时间,我们将一起去野餐。考查动词时态。此句是if引导的条件状语从句,主语we II go for a picnic together的时态为一般将来时, 从句时态应用一般现在时,从句的主语“Amy”是第三人称单数,可知谓语动词使用“have”的三单形式“has”。故选 A。3、Jerry wil
3、l miss the early bus he doesn5 t get up early.A . becauseB . orC . soD . if答案:D解析:句意:杰瑞如果不早起,就会错过早班车。考查连词词义辨析。because因为;or或者;s。所以;if如果。此处是if引导的条件状语从句,题空前后的两 个句子之间是条件关系,表示杰瑞“如果”不早起,就会错过早班车。故选D。4、一No one is an island, so we need friends.一In my opinion, you don t need a lot of them they are good.A . as
4、 soon asB . as far asC . as long as答案:C解析:句意:没有人是孤岛,所以我们需要朋友。在我看来,你不需要太多,只要他们是好的。考查连词辨析。as soon as 就;as far as就而言;as long as只要。 they are goodn 是 you don* t need a lot of them的条件,用as long as引导条件状语从句,故选Co5、If it tomorrow I won t go to the park.A . rainB . rainsC . will rainD . rained答案:B解析:句意:如果明天下雨,我
5、就不去公园了。考查if引导条件状语从句。if引导条件状语从句中遵循“主将从现”的原则,从句用一般现在时,主语是第三 人称单数,动词用三单形式,故选B。6、Everyone may have a chance to be successful everyone tries his best.A beforeB . ifC . whenD . because答案:B解析:句意:如果大家都尽力而为,每个人都可能机会成功。考查连词辨析。before在之前;if如果;when当时;because因为。根据Everyone may have a chance to be successful.everyo
6、ne tries his best.”可知,此处表示“如果”大家都尽力而为,每个人都可能有 成功的机会。故选Bo7、bad weather stops me, I go for a walk every day.A . IfB . BecauseC . UnlessD . As答案:C解析:句意:除非坏天气不允许,否则我每天都去散步。考查连词辨析。If如果,引导条件状语从句;Because因为,引导原因状语从句;Unless除非、如果不,弓I导 条件状语从句,相当于iknot” ;As因为,当的时候,引导原因或时间状语从句。根据题干,可知ubad weather stops men是出去散步的
7、条件,结合ul go for a walk every day,可知是除非坏天气不允许,否 则我每天都去散步,用unless引导条件状语从句,故选C。8、一Does Ted tell you if he next Sunday?No, he doesn1 t. But if he, I will give you a ring.A . comes; will comeB . comes; comesC . will come; comesD . will come; come答案:C解析:句意:特德有没有告诉你他下星期天来不来?不,他没有。但是如果他来,我会给你打电话。考查动词时态。第一句话中
8、“if”意为“是否”,引导宾语从句,从句中动作还未发生,应用一般将来时态, 故先排除A和B;第二句话中“if”意为“如果”,引导条件状语从句,根据“主将从现”原则,从句中用一 般现在时态,“he”是第三人称单数形式,动词也要用第三人称单数。故选C。9、If Dave has free time, he the colorful Palace Museum this summer.A . visitsB . will visitC . to visitD . visiting答案:B解析:句意:如果戴夫有时间,今年夏天他将参观华美的故宫博物院。考查if引导的条件状语从句。讦引导的条件状语从句遵循
9、“主将从现”,此处主句使用一般将来时,visit “参 观”的将来时形式是will visit。故选B。10、You won1 t pass the exam you study hard.A . unlessB . ifC . when答案:A解析:句意:除非你努力学习,否则你不会通过考试。考查从属连词辨析。unless除非,如果不,引导条件状语从句;if如果,引导条件状语从句;when当时, 引导时间状语从句。根据You won* t pass the exam.you study hard.可知,此处表示否定的条件,用unlesso 故选 A。llx there is enough sn
10、ow, we can* t go skiing.A BecauseB . AsC . UnlessD . For答案:C解析:句意:除非有足够的雪,否则我们不能去滑雪。考查连词辨析。Because因为;As随着、因为;Unless除非;For因为。根据“there is enough snown和“we can, t go skiing,可知,前句是后一句的否定条件,因此用unless引导条件状语从句。故选C。12、The two boys said they couldn* t leave the old man alone they were sure he was all right.A . orB . butC . becauseD . unless答案:D解析:句意:那两个男孩说,他们不能独自留下老人,除非他们确定老人没事。考查连词辨析。or或者,表选择;but但是,表转折;because因为,表原因;unless除非,强调条件;分析 句子可知,“他们确定老人没事”是“他们独自留下老人”的条件,因此使用unless引导条件状语从句,符合 语境。故选Do