题目内容
Helen will have a birthday party _____ the evening of November 8.
A. on B. in C. at D. of
A
【解析】略
Helen will have a birthday party __________ the evening of November 8.
on
in
at
of
— I hear Jay Chou will come to our city.
— Really? ______ he comes, Helen will be very happy because she is a big fan of Jay.
A. If B. Until C. Unless D. Before