Question

【题目】The dog had waited for years ________ it realized the death of his owner.

A.thoughB.ifC.untilD.when

Answer 1

【答案】C

【解析】

句意：这条狗等了好几年才意识到主人的死。

考查从属连词。though尽管；if如果；until直到；when当……时候。根据句意指“直到意识到主人的死”，故选C。