题目内容
【题目】The little girl cried for several minutes _____ her mother came to comfort her.
A. unless B. while
C. once D. before
【答案】D
【解析】本题一般。句意：这个小女孩一直哭到她妈妈来安慰她。Before 直到……才。符合题意，故选D项。
练习册系列答案
相关题目
题目内容
【题目】The little girl cried for several minutes _____ her mother came to comfort her.
A. unless B. while
C. once D. before
【答案】D
【解析】本题一般。句意：这个小女孩一直哭到她妈妈来安慰她。Before 直到……才。符合题意，故选D项。