— Our classroom every day．
— So it is. It is our duty to keep it clean and tidy.
| A．cleans | B．is cleaning |
| C．is cleaned | D．was cleaned |
—Helen is an excellent girl. Everyone likes her.
—Yes. Her parents are very _____ of her.
| A．afraid | B．excited | C．proud | D．funny |
My school is different ______ theirs. Mine has many after-school clubs.
| A．in | B．by | C．of | D．from |
Miss Li asked us to stop ______, so we stopped ______ to her at once.
| A．to talk; to listen | B．to talk; listening |
| C．talking; listening | D．talking; to listen |
—How long may I this book? —About two weeks.
| A．borrow | B．lend |
| C．buy | D．keep |
It’s necessary exercise every day.
| A．take | B．takes |
| C．to take | D．taking |