The computer is very useful in our life, it? [ ]A. isn't B. wasn't C. hasn't D. doesn't 题目和参考答案——青夏教育精英家教网—

1. You look worried. What happened?  (改为同义句)
    You look worried._________  _________  _________?
2. I disliked to take part in the sports at first. (改为同义句)
    I _______  _______  ________take part in the sports at first.
3. She looks very happy.  (改为同义句)
    She________  ________  _________very happy.
4. Where is he from? I don't know. (合并为一个句子)
    I don't know______________________________.
5. Do you like playing the comput.er games? I wonder.（合并为一个句子）
    I wonder_______  _______  _______playing the computer games.

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