按要求完成下列句子。

1. She has some ping-pong balls. (改为否定句)

    She _____ any ping-pong balls.

2. I have a baseball. (改为一般疑问句)

    _____ _____ have a baseball?

3. She has a good friend. (改为复数)

    They _____  three good _____.

4. Tom has three soccers. (对划线部分提问)

    _____ soccers does Tom have?

5. Does Mary have an MP4?(作否定回答)

    _____, She _____.

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