题目内容
— Do you often visit your grandparents?
— Mmm… ________ , I’m afraid. I usually phone them.
— Mmm… ________ , I’m afraid. I usually phone them.
| A.over again | B.time and again | C.once again | D.now and again |
D
over again反复,time and again和over again 均为又一次之意。now and again时而,只有D与题意相符。
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