He had better ________ at home．

A．stay

B．stays

C．to stay

I can ________ three languages．

A．say

B．speak

C．talk

He was pleased ________ the news．

A．in

B．at

C．on

When I came into the room, the baby was ________．

A．slept

B．sleeps

C．sleeping

Don't throw stones ________ the cat．

A．for

B．to

C．at

Tim ________ his bike in the park last weekend．

A．rode

B．ride

C．rides

Please don't ________ music when you are studying．

A．listen

B．hear

C．listen to

When I travelled to Korea, I ________ Korean history and culture．

A．study

B．studying

C．studied

You should ________ an exciting sport．

A．try

B．to try

C．trying

The usual sports are ________．I don't like them．

A．bore

B．bored

C．boring