Ioftenhearquiteafewsonsanddaughterssaytheyneverfullytha...
来源:语文精选馆 1.33W
问题详情:
I often hear quite a few sons and daughters say they never fully thanked their parents ________it was too late to tell them.
A.until B.after
C.when D.as
【回答】
A
知识点:连词
题型:选择题