I can’t stand with Jane in the same office．She just refuses talking while she works．
| A．working；stopping | B．to work；stopping |
| C．working；to stop | D．to work；to stop |
.
He was feeling bad. He went to work, _______, and tried to fix his attention on it.
| A．however | B．so | C．although | D．while |
.
The bridge being built there _______ by the time you come back.
| A．has been completed | B．will have been completed |
| C．will complete | D．has completed |
.
---How do you find your visit to the zoo?
---________
| A．Oh, wonderful. | B．I went there by myself. |
| C．By bus. | D．A guide helped me. |
.
On the wall _______ two large maps.
| A．hang | B．hangs | C．are hanged | D．is hung |
.
Don’t you think it _______ that the new technique should be spread to more areas?
| A．violent | B．concerned | C．serious | D．urgent |