The factory produces half a million pair
题型:选择题
问题:
The factory 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 |
The factory 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 |