问题补充:
How long we take part in the college entrance examination?
A. is it since
B. will it be before
C. is it when
D. will it be since
答案:
A. is it since
(答案→)B. will it be before
C. is it when
D. will it be since
解析:考查固定句型:句意:还要多长时间我们就要参加高考了?这句话用的是:It will be +一段时间+before+从句,“还要多长时间就….”,对一段时间提问,用how long,选B。