问题描述:
My best friend Alice wants to work in the big hospital which____still_____
A is building
B has been built
C is being built
D will be built
那个.为什么选C.
B为什么不能选.
还有.什么时候会用到being done?
A is building
B has been built
C is being built
D will be built
那个.为什么选C.
B为什么不能选.
还有.什么时候会用到being done?
问题解答:
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