While our city tries impatiently to change its appearance by tearing down old buildings, more and more citizens are suggesting ways to ____ the historically important architecture．
| A．decorate | B．develop | C．preserve | D．reserve |
Listen! Do you hear someonefor help?
| A．calling | B．call | C．to call | D．called |
______ most of us considered solving the problem as soon as possible, he considered it of no importance．
| A．When | B．While | C．If | D．As |
I stayed there for only two days but ______ felt like two weeks．
| A．it | B．what | C．when | D．then |
— Sorry, sir．I won’t see you off at the airport, my mother has caught a bad cold．
— ________．
| A．Yes, I agree | B．Yes, you are quite right | C．I’m sorry to hear that | D．I’m feeling sick |
—— Did you hand in your application for a league member?
——Not yet. If I _____to see my father, I would have.
| A．didn’t go | B．haven’t gone | C．wouldn’t have gone | D．hadn’t gone |