( )你想问盒子里的这是什么时,可以问:A.What’s this in the box? B. What’s that in the box?
( )Are you ____ the park? A. on B. in C. at
()A girl is _____ food in the supermarket. A. buy B. buying C. bought
()I can ____ you . A. see B. saw C. seeing
().It is the middle ___ the night. A.to B. of C. for
()We are ____ a lovely time! A.have B. had C. having