原因状语从句-练习题及答案

原因状语从句 练习题: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 once6. Bill won’t make any progress ________ he doesn’t 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 didn’t go to school. He was ill, _______ he didn’t go to school.3) He couldn't walk because his leg was broken. He couldn't walk ______ ______ his ______ leg.4) I came back because it was raining heavily. I came back ______ ______ the ______ rain.练习答案：一、 二、 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, you’d 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 can’t get on the bus ______ there is no room on it. A. though B. because C. until D so that 2. ______ her daughter hadn’t come back, ______ she looked worried. A. Because, / B. Because, so C. Though, but D. Though, / 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. for答案：一、 2. As 3. for 4. because 5. Since 6. for 7. Since 8. As 二、