题目内容
His English ________ a lot since he took the course.
A. improved??? B. was improved? C. has improved?? D. has been improved
【答案】
C
【解析】
试题分析:句意:自从他上了这个课程,他的英语提高了很多。since引导的时间状语,主句要用现在完成时,his English是单数形式,所以用助动词has,故选C。
考点:考查现在完成时。
练习册系列答案
相关题目