题目内容
【题目】There _____ a tall tree in front of the building over there, didn’t there?
A. was B. would be
C. must be D. used to be
【答案】D
【解析】考查谓语动词的时态。句意:---那边的大楼前面曾经有一棵大树,是吗?如果是A的话,附加成份为wasn’t there? 如果是C项的,附加成分为isn’t there? 根据最后的附加问句didn’t there?可判断用used to be,故选D项。
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