Smoking is bad for your health.You’d better .
| A．set it up | B．give it up |
| C．pick it up | D．look it up |
It’s easy ________ chess.
| A．play | B．to play |
| C．playing | D．plays |
Come on, ________ you will be late.
| A．and | B．but | C．or | D．so |
—________ do you go to work every day?
—Take a bus.
| A．How far | B．How long | C．How | D．How much |
—________ is it now?
—It’s seven o’clock.
| A．What | B．What time |
| C．How | D．How long |
He is ill today, so he ________ stay at home.
| A．must | B．can | C．may | D．has to |