问题补充:
All the apartments have been sold out while the building is still .
A. Constructed
B. constructing
C. under construction
D. in construction
答案:
A. Constructed
B. constructing
(答案→)C. under construction
D. in construction
解析:考查construct的相关短语和用法。under construction在建设中 A选项没有体现正在进行,只体现了被动;B项只体现了现在进行时,但没有被动含义,故错误。表示“正在建设”我们多用under construction.故选C.