Question

【题目】—Did you say anything to your parents ____ they shouted at you?
—No, I was afraid to talk back. They looked really serious and scary.
A.unless
B.why
C.when

Answer 1

【答案】C
【解析】句意：——当你父母对你大喊大叫时，你对他说什么了吗？——不，我不敢顶嘴．他们看起来真的很严肃，很吓人。unless厨房；why为什么；when当…时候；根据句意可知选C。