问题补充:
Is it that you often play computer games worries your parents?
A. why
B. that
C. which
D. what
答案:
A. why
(答案→)B. that
C. which
D. what
解析:考查强调句。强调句的基本构成是:It is/was+被强调部分+that/who+句子其他成分,它的一般疑问句是把is/was置于句首。还原题干可以看出,该句中被强调的部分是前一个that引导的主语从句,所填的that是强调句的构成部分。句意:是不是由于你经常玩电脑游戏,才让你的父母担心的?故B正确。