题目内容
—You must work harder at all your lessons and try to get good grades in them.
--- Yes ,mum.I won’t let you ____ this term.
A.down B.in C. out D.off
A
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题目内容
—You must work harder at all your lessons and try to get good grades in them.
--- Yes ,mum.I won’t let you ____ this term.
A.down B.in C. out D.off
A