He asked ______for the new mountain bicycle.
| A．did I pay how much | B．how much I paid |
| C．how much did I pay | D．I paid how much |
I was in a hurry that day. Otherwise I to talk to you.
| A．had stopped |
| B．would have stopped |
| C．stopped |
| D．had to stop |
Without electronic computers, much of today’s advanced technology achieved.
| A．must have been |
| B．could have been |
| C．should have |
| D．would not be |
It is politely requested the hotel management that radios after 11 o’clock at night.
| A．were not played |
| B．not to play |
| C．not be played |
| D．did not play |
your advice, would never have got the job.
| A．But for |
| B．As for |
| C．Apart from |
| D．Except for |
But for their common efforts, they achieved so much in their research.
| A．could have |
| B．will not have |
| C．could not have |
| D．have not |