新概念英語第一冊課后題及答案Lesson49-50

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Written exercises書面練習
    A Complete these sentences using an not, aren't, isn't, can't, don't or doesn't.
    完成以下句子,用am not, aren't, isn't, can't, don't或doesn't填空。
    1 He likes coffee, but I______.
    2 She likes tea, but he ______.
    3 He is eating some bread, but she ______.
    4 She can type very well, but he ______.
    5 They are working hard, but we ______.
    6 He is reading a magazine, but I______.
    B Answer these questions using I, he or she.
    模仿例句回答以下問題,選用I, he或she。
    Examples:
    Does Penny like tomatoes?
    Yes, she does.
    She likes tomatoes, but she doesn't want any.
    Do you like potatoes?
    Yes, I do.
    I like potatoes, but I don't want any.
    1 Does Sam like cabbage?
    2 Does Sam like lettuce?
    3 Do you like peas?
    4 Does Mrs. White like beaus?
    5 Do you like bananas?
    6 Does Mr. Jones like oranges?
    7 Does George like apples?
    8 Does Elizabeth like pears?
    9 Do you like grapes?
    10 Does Carol like peaches?
    答案:
    Lesson 50
    A
    1 He likes coffee, but I don't.
    2 She likes tea, but he doesn't.
    3 He is eating some bread, but she isn't.
    4 She can type very well, but he can't.
    5 They are working hard, but we aren't.
    6 He is reading a magazine, but I am not.
    B
    1 Does Sam like cabbage?
    Yes, he does. He likes cabbage, but he doesn't want any.
    2 Does Sam like lettuce?
    Yes, he does. He likes lettuce, but he doesn't want any.
    3 Do you like peas?
    Yes, I do. I like peas, but I don't want any.
    4 Does Mrs. White like beans?
    Yes, she does. She likes beans, but she doesn't want any.
    5 Do you like bananas?
    Yes, I do. I like bananas, but I don't want any.
    6 Does Mr. Jones like oranges?
    Yes, he does. He likes oranges, but he doesn't want any.
    7 Does George like apples?
    Yes, he does. He likes apples, but he doesn't want any.
    8 Does Elizabeth like pears?
    Yes, she does. She likes pears, but she doesn't want any.
    9 Do you like grapes?
    Yes, I do. I like grapes, but I don't want any.
    10 Does Carol like peaches?
    Yes, she does. She likes peaches, but she doesn't want any.