1、；. 練一練:原因狀語(yǔ)從句一、填入恰當(dāng)?shù)倪B詞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

2、 wont make any progress _ he doesnt study harder than before.7. He might have gone to bed, _ the light went out. 二、 改寫句子,保持句意不變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 schoo

3、l.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.三、填入恰當(dāng)?shù)倪B詞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

4、 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

5、 class, she had to say sorry.四、 選擇恰當(dāng)?shù)拇鸢?. 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

6、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參考答案一、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. bec