14. All the electrical equipmentwill be equipped in the officegreat importance to us. A. t

14. All the electrical equipment will be equipped in the office great importance to us.
A. that; are of
B. that; is of
C. what; is of
D. what; are of

A. that; are of(答案→)B. that; is ofC. what; is ofD. what; are of解析：可联系答.案.网客服索取。

哦，回答的不错