The Chinese government has promised to do lies in its power to ease the pressure of high

问题补充：

The Chinese government has promised to do lies in its power to ease the pressure of high housing price for average-income families.

A. that

B. what

C. where

D. which

答案：

A. that

(答案→)B. what

C. where

D. which

解析：考查宾语从句：句意：中国政府许诺做自己职责范围内的事情来缓解普通收入家庭的高房价的压力，在宾语从句中没有主语，用what引导宾语从句。选B。