题目内容
根据A句意思,完成B句,每空一词
A
: We've been at this school for about two years.B
: We've been at this school two years .
答案:since;ago
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题目内容
根据A句意思,完成B句,每空一词
A
: We've been at this school for about two years.B
: We've been at this school two years .