问题

My sister ______ go to bed _______ my mother came back last night.
A:the fiftieth
B:fiftieth
C:fifty
D:Fifties;
B:fiftieth
C:fifty
D:Fifties;
正确答案是:
同类题型
Our club provides skiing or other activities ________ for children above 12.
Don’t worry. My mother will look after your baby .—Thanks a lot.
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He will have to watch his ________ because of his serious stomach problem.
_____________half an hour earlier, you would have met the famous writer.