1 . —Is Jack in the next room?
—Well, it’s hard to say. But I heard him ________ loudly when I passed by just now.

A．speak

B．to speak

C．speaking

2 . I heard her ________ when I walked into that room.

A．crying

B．cries

C．to crying

D．cried

3 . I heard someone ________ when I passed the room.

A．to sing

B．sang

C．singing

D．sings

4 . Can you hear the wind ________ (blow) hard outside now?

5 . I heard someone ________ (sing) in the next room when I passed by the office.

6 . I heard Tom _______ when I walked past his room yesterday.

A．sing

B．singing

C．to sing

7 . Did you hear Tom ________ (play) the piano at seven yesterday morning?

8 . Bob is a music lover. When walking past his house, I always hear him ________ (sing) songs.

9 . Vince didn’t sleep well last night. He ________ someone ________ around in the room above.

A．heard; walking

B．hears; walks

C．heard; is walking

D．hears; walked

10 . I hear somebody ________ (cry) in the room. Let’s go and have a look.