> 英语 >
Mr.Smith is one of the foreign experts who _____ in China.
A.works B.is working C.are working D.has been working
为什么不能用D.
现在完成进行时啊.
人气:475 ℃ 时间:2020-03-27 19:06:38
解答
D的话,have been 就对了,
推荐
猜你喜欢
© 2024 79432.Com All Rights Reserved.
电脑版|手机版