题目内容
【题目】The manager _______ his workers how to improve the program since 9 am.
A. has told
B. is telling
C. has been telling
D. will have told
【答案】C
【解析】句中出现since 9 am一直到现在,要用现在完成进行时。
练习册系列答案
相关题目
题目内容
【题目】The manager _______ his workers how to improve the program since 9 am.
A. has told
B. is telling
C. has been telling
D. will have told
【答案】C
【解析】句中出现since 9 am一直到现在,要用现在完成进行时。