Question

【题目】Love your parents __________ they are alive. Don't wait until it is too late.

A. whileB. thoughC. becauseD. unless

Answer 1

【答案】A

【解析】

句意：爱你的父母，趁他们还活着。不要等到为时已晚。考查连词辨析。while当……的时候，表时间；though尽管，表让步；because因为，表原因；unless除非，表条件。本句是时间状语从句，根据句意结构，可知选A。