问题:
I heard that we must have _________ teaching building __________ .
A.another , to be built
B.the other , to build
C.a third , built
D.the other , built
I heard that we must have _________ teaching building __________ .
A.another , to be built | B.the other , to build |
C.a third , built | D.the other , built |
参考答案: