【题目】填空题：We go to school________half past seven.

【题目】I am _____ the mountain. ( )

【题目】—Is Ms Young strict? (　　)

【题目】填空题：The girl________(be) doing her homework.

【题目】—Is Mrs White young? (　　)

【题目】填空题：________ you cleaning your room?

【题目】That old man is ________ science teacher. (　　)

【题目】He's an ________ boy. (　　)

【题目】Keep your room ________. ( )

【题目】He is talking ________ the library. ( )