( )(1)I'm _____ Class Two. A. at B. on C. in
( ) He has two basketballs. One is new, __________ is old.
( ) Bruce, look at your dirty shoes. You’d better __________ them right now.
( ) I met Jack on way home yesterday.
( ) It’s hot __________ summer in Beijing.
( ) The coat _________ the bed isn’t Kate’s. It’s _________