根据情景选择正确的一项。
( )1.丽丽想知道老师是不是要回家,她可以说:
A. Are you go home?
B. Are you going home?
( )2.老师想知道你住在几层楼,她可以说:
A. Which floor do you live on?
B. What floor do you live on?
( )3. 老师想知道你住在几层楼,你可以说:
A. On the two floor.
B. On the second floor.
( )4. 你想告诉老师你住在十二楼,你可以说:
A. On the twelfth floor.
B. On the twelve floor.
( )5. 妹妹要进你的房间,你可以对她说:
A. Come on.
B. Come in.