My father used to____ to work by bike, but now he is used to______ there.
| A．go, walk | B．going, walk |
| C．go, walking | D．going, walking |
--- water do we need to drink to keep healthy every day?
---Study shows that eight glasses should be enough.
| A．How many | B．How much |
| C．How much glass | D．How many glasse |
Smoking is not allowed in public places since May 1st. It may be a good chance for some people to ______ smoking.
| A．put up | B．give up |
| C．pick up | D．look up |
Mr. Zhang enjoys ___________ the piano, and he practises ________ it every day.
| A．playing; to play | B．to play; to play |
| C．to play; playing | D．playing; playing |
—What ____ cold weather!
—Yes, But it’s ____ unusual experience for us. We normally live in a hot place.
| A．/; a | B．a; an |
| C．/; an | D．a; the |
He is funny. He often makes us ________.
| A．laughing | B．laugh |
| C．to laughing | D．to laugh |