练习册

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    A: Hello, Peter! 1 B: Certainly! 2 A: Which of these do you think is the most useful invention, a computer, a telephone or a television? B: 3 the most useful one is a computer. A: Why is that? B: Oh, I think it can help us work and play. A: 4 when it was invented? B: 5 , I don’t know. a. What is it used for? b. May I ask you a question? c. Sorry. d. What is it used for? e. I think f. What is it? g. Do you know 【查看更多】

     

    题目列表(包括答案和解析)

    选择适当的句子填入空白，使对话完整。（其中有两项是多余的）
    a. What is it used for?
    b. May I ask you a question?
    c. Sorry.
    d. What is it used for?
    e. I think
    f. What is it?
    g. Do you know
    A: Hello, Peter! 1.             
    B: Certainly! 2.             
    A: Which of these do you think is the most useful invention, a computer, a telephone or a television?
    B: 3.             the most useful one is a computer.
    A: Why is that?
    B: Oh, I think it can help us work and play.
    A: 4.             when it was invented?
    B: 5.            , I don't know.

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