.
A clean environment can help the city bid for the Olympics, which ______ will promote its economic development.
| A．in time | B．in turn | C．in return | D．in fact |
The two years of study under the famous professor __________ his mind and improved his character.
| A．shaped |
| B．requested |
| C．supported |
| D．reflected |
This is his only request that the room __________ after being used.
| A．be cleaned |
| B．would be cleaned |
| C．is cleaned |
| D．will be cleaned |
Our English teacher requested that the homework __________ tomorrow morning.
| A．would be handed in |
| B．be handed in |
| C．hand in |
| D．must be handed in |
Don't respond to any e-mails __________ personal information, no matter how official they look.
| A．searching |
| B．asking |
| C．requesting |
| D．questioning |
-Oh, Mum, just a few minutes.
-Hurry up, Harry. Or by the time you pack your belongings, the flight __________！
| A．has left |
| B．will have left |
| C．had left |
| D．was leaving |