1.Whoever makes mistakes must correct them.
2.Jerry killed the dog with a knife yesterday. I’ll ask him why he did that. 3.The teacher asked me whether I could answer the question in English. 4.They came to the conclusion that not all things could be done by a computer. 5.What is certain is that he has agreed to give us some advice.
6.The discovery that Chinese was such a difficult language to learn really worried her. 7.One day, Lucy got lost, so she asked a policeman if he could take her to her hospital. 8.That a man came to show her the way made her happy.
9.It is known to us all that the old scientist still works very hard in his eighties. 10.Whether he will visit our school or not tomorrow is still not decided yet.
II. 根据句意，用适当的连接词提空。
1._______ you said just now is none of my business. 2.The problem is ________ Polly is going to find us in the crowd. 3.The news _______ he couldn’t come made us upset. 4.She wished _______ someone could come along to help her. 5._________ it will clear up tomorrow is not yet known. 6.She didn’t know _________ she could find the Students’ Union. 7.She wondered _________ the buses would still be running. 8.I want to know _________ or not the train goes to King Street.
9.Before leaving, the Green family expressed the wish _______ they would come to China again. 10.________ we read in the newspaper yesterday was surprising.
III. 单句改错。
增加 ：在缺词处加一个漏字符号（∧），并在其下面写出该加的词。 删除：把多余的词用斜线（\\）划掉。
修改：在错的词下划一横线，并在该词下面写出该加的词。 注意：1. 每处错误及其修改均仅限一词； 2. 每句只允许修改1处，多者不计分。 1.It now appears what they are in need of help. 2.It is good news which they will arrive in a few days.
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3.Please tell me what you are doing at this time yesterday. 4.The question is what we can’t go there today. 5.The question is if it is worth doing.
6.You must do well that the teacher asks you to do. 7.Which you have done might do harm to other people. 8.A computer can only do how you have instructed it to do. 9.There’s a feeling in me when we’ll never know what a UFO is.
10.Some researchers believe that there is no doubt whether a cure for AIDS will be found. 11.If he’ll be able to come is not yet known.
12.I couldn’t find him just now. I have no idea when he has been so far.
13.He said he liked rain very much and he wouldn’t use an umbrella when it was raining. 14. I want to know if or not the fog will clear up this afternoon. 15.What my friend and I did it was our secret.
IV. 把下列句子翻译成英文(名词性从句)。 1. 我们不能找到出路真是个坏消息。
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2. 我对那个高个男人是谁感兴趣。
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3. 我在想那是不是一个好主意。
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4. 他不能来这个消息使我们沮丧。
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