原因状语从句 练习题及答案.doc

原因状语从句 练习题:一、填入恰当的连词1. I didnt go to school yesterday _ I was ill.2. _ everybody is here, lets 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 dont we start at once?6. Bill wont make any progress _ he doesnt study harder than before.7. He might have gone to bed, _ the light went out. 二、 改写句子,保持句意不变1) The ship changed its course because there was a storm.The ship changed its course _ _ _ _.2) Because he was ill, he didnt go to school. He was ill, _ he didnt go to school.3) He couldnt walk because his leg was broken. He couldnt walk _ _ his _ leg.4) I came back because it was raining heavily. I came back _ _ the _ rain.练习答案：一、1.because 2.Since 3.As 4.because 5.Since 6.because 7.for二、1.because of the storm 2. so 3. because of broken 4. because of heavy作业：一、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, youd better go to see the doctor.8. _ she was late for class, she had to say sorry.二、 选择恰当的答案1. The man cant get on the bus _ there is no room on it. A. though B. because C. until D so that 2. _ her daughter hadnt come back, _ she looked worried. A. Because, / B. Because, so C. Though, but D. Though, /3._ youve 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.