题目内容
用句中所给单词的适当形式填空
How many ________ (day) are there in a week?
Can I borrow ________ (you) clcok, please?
Lily' s mother ________ (be) at work.
Li Lei wants to borrow ________ (Jim) red pen.
Are there any ________ (knife) in the pencil-box?
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