——We really shouldn’t use plastic bags any more when shopping.
——_____ It’s important to protect our environment.
| A．So do I. | B．With pleasure. |
| C．That’s OK. | D．So it is. |
Our country _____great progress in science and culture in recent years.
| A．makes | B．has made | C．made | D．make |
The earth _____ around the sun.
| A．moves | B．moved | C．has moved | D．was moving |
When we went into the park, we saw someone _____ Chinese Kungfu.
| A．plays | B．played | C．to play | D．playing |
——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 |