More than a dozen students in that school ( )abroad to study medicine last year.Asent Bwere sent Chad sent Dhad been sent答案为B,解析是；last year 构成一般过去时态表示将来的行为,以为快要成了 .为什么last year构成了一般过去时态,就要用被动语态呢?
问题描述：
More than a dozen students in that school ( )abroad to study medicine last year.
Asent Bwere sent Chad sent Dhad been sent答案为B,解析是；last year 构成一般过去时态表示将来的行为,以为快要成了 .为什么last year构成了一般过去时态,就要用被动语态呢?
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