作业帮 > 英语 > 作业

The factroy produces half a million pairs of shoes every yea

来源:学生作业帮 编辑:作业帮 分类:英语作业 时间:2024/05/26 19:34:23
The factroy produces half a million pairs of shoes every year,80%____are sold abroad.
A.of which
B.which of
C.of them
D.of that
.
为什么不能用of them或者of that?
A. of which
B. which of 在80% 后面须跟of
C. of them them 非连结词, 用of them的话,要把句子断成两句.
D. of that that 作为连结词时不能跟在介词后面.