问题
选择题
All the apartments have been sold out while the building is still _____.
A．Constructed
B．constructing
C．under construction
D．in construction
答案
答案：C
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.