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单项选择题
A.some;a
B.an;some
C.some;some
单项选择题
A.The express train is expensive.
B.OK. I‘ll five you a hand.
C.Sorry, the express bus has gone.
D.On your right. It‘ll leave in 5 minutes.
单项选择题
A.I‘m sorry to hear that.
B.It doesn‘t matter.
C.Everybody knew it except you.
D.Mine wasn‘t but Bill‘s was.