Question

【题目】We should take measures to improve ___________ is called the quality of living.

A. that B. which

C. who D. what

Answer 1

【答案】D

【解析】

考查宾语从句。句意：我们应该采取措施提高所谓的生活质量。此处为宾语从句，从句中缺少主语，故D项正确。