It’s four o’clock in the afternoon. The boys __ in the pool.
| A．is swiming | B．are swiming | C．are swimming | D．is swimming |
—I’d like ______ dress. What about ____ blue one?
—Try it on.
| A．a; the | B．a; a | C．the; the | D．the; a |
— We really shouldn’t use plastic bags any more when shopping.
— It’s important to protect our environment.
| A．So does it. | B．With pleasure. | C．That’s OK. | D．So it is. |
— How about going hiking this weekend?
— Sorry, I prefer rather than .
| A．to stay at home; go out | B．to go out; stay at home |
| C．staying at home; go out | D．going out; stay at home |
When the player finished running, he was out of .
| A．breather | B．breathing | C．breath | D．the breath |
— What does the sign 
on the bottle mean?
— It means “”.
| A．This side up | B．Dangerous | C．Recyclable | D．No Parking |