The physics teacher once said that we first _____the lightning followed by thunders because light ______ faster than sound.
| A．see; traveled | B．saw; traveled |
| C．saw; travels | D．see; travels |
－－What do you think has made Tom so excited?
－－_____ a prize in a lottery.
| A．Winning | B．Won | C．He won | D．To win |
The order came ___ the soldiers ___ the small village the next morning .
| A．that;had to leave | B．that ; leave | C．x ;must leave | D．when ;should leave |
___ the help of computers , there are no ___ problems.
| A．Under; so | B．Under; many | C．With ;such | D．With ;some |
_____ it is _____ you obtain, you should share _____ your parents your feelings.
| A．What, /, to | B．Whichever, that, with |
| C．Whatever, that, with | D．Which, /, to |
Occasions are quite rare ____ I have the time to spend a day with my kids.
| A．who | B．which | C．why | D．when |