—Tom graduated from college at a very young age.
—Oh,he__________have been a very smart boy then.
| A．could | B．should | C．might | D．must |
When ______ to recite the text, he still kept _______.
| A．asked; silent | B．asking; still | C．being asked; quiet | D．asked; calm |
The police asked him to _______ the facts just as he remembered them.
A. set about B. set down C. set up D set out
After ____ series of unsuccessful attempts, he has finally passed ______ driving test.
| A．/ ; the | B．a ; the | C．the ; a | D．/ ; a |
You are no longer a child. It’s time for you to _______ differences with your parents.
| A．upset | B．pack | C．settle | D．solve |
One evening when it was so warm, I stayed awake _________ until half past eleven in order to have a good look at the moon by myself.
| A．on average | B．on purpose | C．on sale | D．on schedule |