问题描述：
Lily is thirteen.（ ）sister is twelve
We like （ ）teachers very much.（ ）are very helpful
Nick has a lovely dog.（ ）name is Spotty
（ ）pen is at home.Can you lend me （ ）pen?
We like （ ）teachers very much.（ ）are very helpful
Nick has a lovely dog.（ ）name is Spotty
（ ）pen is at home.Can you lend me （ ）pen?
问题解答：
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