问题描述：
What would you like to buy for your mother on ___ Day A.woman's B.women's C.women' D.womans'
OUr school life is wonderful .But ___ is boring
A.their B.they C.theirs D.them
OUr school life is wonderful .But ___ is boring
A.their B.they C.theirs D.them
问题解答：
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