Can you tell me ______ to join the army?
| A．how does a person have to be old | B．how old does a person have to be |
| C．how old a person has to be | D．how a person has to be |
—Do you regret paying 500 dollars for your necklace?
--No, I would gladly pay__________ for it.
| A．two times as much | B．twice as many |
| C．twice as much | D．as twice as much |
My dictionary__________. I have looked for it everywhere but still
| A．has lost;do not find | B．is missing;do not find |
| C．has lost;have not found | D．is missing;have not found |
____________professional violinist practices for several hours a day, but____________ violinist has his own way of playing the Beethoven concert.
| A．Each, every | B．Every, each | C．One, a | D．All, each |
Nobody noticed the thief slip into the house because the lights happened to__________.
| A．put up | B．give in | C．be turned on | D．go out |
If you ____________ stop smoking, you can only expect to have a bad cough.
| A．won’t | B．would not | C．do not | D．can not |