【原创】Mr Smith was _____ flight to New York _____ he remembered he had taken all the family's keys to the doors with him.
| A．at; while |
| B．on; when |
| C．at a; while |
| D．on a; when |
I know it’s time I got down _____ my homework, but I just can’t resist _____ computer games．
| A．to doing; playing | B．to do; to play | C．to doing; to play | D．to do; playing |
—You said we would have a picnic next Friday?
—_____．But it will depend on the weather．
| A．OK | B．You’ve got it right |
| C．Good idea | D．All right |
Either you or the headmaster _____ the prize to these gifted students at the meeting．
| A．is handing out | B．are to hand out |
| C．are handing out | D．is to hand out |
_____ someone to notice you at a party, you should do things like singing a song．
| A．Get | B．Got | C．To get | D．Getting |
Was it the belief _____ Alex Haley could find his “root” in Africa _____ made him decide to go to Gambia?
| A．that; where | B．where; that | C．that; that | D．how; which |