Question

【题目】_____ I am worried about is the fact ______ more and more children become overweight.

A. What, what B. What, that

C. Which, what D. That, what

Answer 1

【答案】B

【解析】句意：我担心的是越来越多的孩子变得超重的事实。第一空用what引导的主语从句，what起双重作用，既引导主语从句，又在从句中作宾语；第二空考查that引导的同位语从句，在从句中只起引导作用，不作任何成分。故选B。