Question

______ he got ready to leave home, his parents came to his hom

______ he got ready to leave home, his parents came to his home. A．While B．As C．Until D．If

Answer 1

B

试题分析：句意:正当他打算离开家时，他的父母来到了他的家。while 当…时候，引导时间状语从句；as 当…时候，表示两个动作同时发生；until 直到…时候；if 如果，引导条件状语从句。根据句意可知选B。