I was about to go shopping _______ the telephone rang.
| A．as | B．while | C．when | D．as soon as |
I am not feeling myself today! We ____ have drunk that much beer last night.
| A．mustn’t | B．couldn’t | C．needn’t | D．shouldn’t |
--- What ____ have happened to Kevin?
--- He might have run into some trouble.
| A．could | B．must | C．would | D．might |
If you want to catch your flight, you’d better ____ for the airport right now.
| A．cut off | B．cheer up | C．set off | D．settle down |
This song ____ me of my sweet childhood.
| A．warns | B．reminds | C．memorizes | D．informs |
--- My watch is nowhere to be found.
--- Don’t worry! I’m sure it will ____ sometime when you’re not looking for it.
| A．turn up | B．put up | C．take up | D．pick up |