We brush our teeth at seven o’clock ________ the morning. A. in B. at
从B栏中选出适合A栏各句的答语：
____ points up.
We go to the movie theatre_____ a movie. A.watch B.to watch C.watching
_____does she go to work? By bus. A.What B.HowC.Where
Please stand _____ the train A.besideB. in C.of
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