2022年高中原因状语从句及练习.docx

2.缘由状语从句缘由状语从句表示主句中动作或状态发生的缘由或理由 , 可位于主句之前 ,之后或插在主句中间.主句表示结果 , 从句表示缘由 , 主要 由 because, as, since, for,seeing 〔 that〕, considering 〔 that〕, now 〔that〕, in that, not ... because 等引导.1) because “由于 ’’as ‘, 由‘于” , since “ 既然” , for “ 由于”because 意为“由于” , 表示直接的缘由或理由 , 着重点在从句 , 用于回答 why,语气最强. He is absent today because he is ill.当主句为否定句时 , 从句 because 须用逗号与主句隔开 , 否就简洁引起歧义.I didn ’ t visit h, bimecause I wanted to borrow some books.我没去拜望他 , 由于我想借几本书.I didn ’ t visit him because I wanted to borrow some books.我不是由于想借几本书才去拜望他的.as 意为“由于” , 表示特别明显的 缘由 , 所引导的从句常位于主句之前 , 有时也可位于主句 之后 , 一般说明因果关系 , 着重点在主句 , 缘由或理由只是附带说明 , 不用于回答 why 的问题 ,常用于口语.As it is snowing, we shall not go to the park.As this book is written in simple English, it is suitable for beginners.since 意为“既然 , 由于”时表示对方已知的，无须加以说明的既成事实的理由 , 只是一个附带说明. since = as it is the fact that ... 全句中心在主句.如从句表示的缘由不是确定的事实 , 就不能用 since,通常用 because.Since everybody is here, let ’ s begin our discussion.Since you seem to know them, why don ’ t you introduce me to them.for 是一个并列连词 , 由 for 连结的表缘由的句子常看作并列句 , 它只供应一些补充说明或对 前一个分句加以说明 , 不行前置. 与 because 不同的是 :because 引导的从句位置可前可后 , 而 for 引导的分句只能后置 , 且往往须用逗号或分号与前一个分句分开.I didn ’ t go to see him, for a heavy snow was falling. The days were short, for it was now December.有时 , for 引起的从句并不表示缘由 , 而是表示一种推断或说明 , 而 because 就不能.Someone in the house must be ill, for a doctor has just come out. He couldn ’ t have seen me, for I was not there.一，填入恰当的连词1. I didn ’ t go to school yesterday I was ill.2. everybody is here, let ’ s begin our meeting.3. you are in poor health, you should not stay up late.4. I asked her to stay to tea, I had something to tell her.5. all the passengers are here, why don ’ t we start at once.6. Bill won ’ t make any progress he doesn ’ t study harder than before.可编辑资料 -- -- -- 欢迎下载7. He might have gone to bed, the light went out.1.because 2.Since 3.As 4.because 5.Since 6.because 7.for二，填入恰当的连词1. you do not understand, I will explain again.2. Jane was the oldest in this family, she had to look after the others.3. He must be ill, he is absent today.4. The teacher must be strict with you they want you to make great progress.5. your father is well again, you no longer have anything to worry about.6. The day breaks, the birds are singing.7. you are ill, you ’ d betetetrhgeodtoocstoer.8. she was late for class, she had to say sorry.1.since 2. As 3. for 4. because 5. Since 6. for 7. Since 8. As2) 用以下短语引导 :seeing 〔that〕 “鉴于 , 既然” , considering 〔that〕 “考虑到” now 〔that〕 “既然” , in that “由于” , not ... because “不是由于” not that but that “不是由于 而是由于 , ’seeing that 与 considering that 同义 , 含义近似 since,所引导的句子中心在主句 , 重在强调结果.Seeing that the weather is bad, we t ho’mlel .stay aConsidering that they are newcomers, they ’ ve accomplished a lot.now that 的含义与 since〔“既然”）接近 , 区分在于 :since 表示原先已存在的情形 , 而 now that表示由于新情形的显现而促成某事发生.Now that it has stopped raining, let ’ s start at once. Now that you are all here, let ’ s try tcoisrieoanc.h a dein that 作“由于”解时 , 由于介词 in 的含义是指“在 方面” , 有限制作用 , 因此多指由于某一方面的缘由或理由 , 不能位于句首.I like the city, but I like the country better in that I have more friends in the country.I could understand his point of view, in that I ’ d been in a similar position myself.not ... because 意为“不是由于” , 该结构中的 not 否 定 because. She didn ’ t marry you because you had money.她不是由于你有钱才嫁给你.The machine didn ’ t stop because the fuel was used up.机器不是由于燃料耗尽才停下来的.可编辑资料 -- -- -- 欢迎下载not that ... but that 作“不是由于 而是由于”解.Not that I don ’ t like the film, but thaatveI hno time for it.He felt a bit worried, not that they were not working hard, but that they didn ’ t pay eno attention to safety.家庭作业选择恰当的答案1. The man can ’ t get on the bus there is no room on it.A. though B. because C. until D so that2. her daughter hadn ’ t come back, she looked worried.A. Because, / B. Because, so C. Though, but D. Though, / 3. you ’ ve got a chance, you might make full use of it.A. Now that B. After C. Although D. As soon as4. He found it difficult to read, his eyesight was beginning to fail.A. and B. for C. but D. or5. A man cannot smile like a child, a child smiles with his eyes, while a man smiles with his lips alone.A. so B. but C. and D. for1.B 2.A 3.A 4.B 5.D1. nobody was very interested in it, they decided to cancel the trip.A. Even though B. As soon as C. While D. Seeing that2. our country has so many good table-tennis players, we have to decide on the best ones to take part in the game.A. Although B. Since C. If D. While3. Not that John doesn ’ t want to help you, it ’ s beyond his power.A. but that B. for that C. and that D. in that4. Animals suffered at the hands of man their habitats were destroyed by people to make way for agricultural land.A. in which B. for which C. so that D. in that5.。