Question

【题目】 The number of the cars ________ greatly since 2008 in the small town.

A. had increased

B. has increased

C. was increasing

D. increased

Answer 1

【答案】B

【解析】

试题分析：句意：自2008年以来，这个小镇的汽车数量大大增加了。the number of the cars 作主语，看作单数。since引导的时间状语从句，主句使用现在完成时态。所以选B。