一、单项选择。（每小题2分，共40分）
（ ）1．We don’t go to school_____ the afternoon of Saturday.
A.in B.at C.on D.of
（ ）2.What’s the time? ----_____.
A.It’s half past seven. B.It’s at seven thirty
C.It’s seven past thirty D. It’s thirty to seven
（ ）3._____. We don’t have much time.
A.Don’t hurry. B.Hurry up C.Hurry D.Hurry on
（ ）4.We ______like playing basketball in the morning.
A.aren’t B.don’t C.no D.not
