问题描述：
用动词的适当形式填空5,It is a great honor___(invite) to Lisa's birthday party to be held next
weekend.
6,There is no double that it is impossible for lost time___ (make up)
7,Mr Smith happened to _____ (read) a book to his son when I came in.
9,We often hear Peter ___ (play) the piano in the next roo,
weekend.
6,There is no double that it is impossible for lost time___ (make up)
7,Mr Smith happened to _____ (read) a book to his son when I came in.
9,We often hear Peter ___ (play) the piano in the next roo,
问题解答：
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