When and where this took place_________still unknown.
| A．are | B．were | C．is | D．has |
— Mum, would you please buy me an MP5 player?
— If you can help do some housework the whole vacation，you _______ have one as a reward.
| A．should | B．need | C．would | D．shall |
According to _______announcement by Guangzhou Price Bureau, _______new measures which have been taken recently are expected to cut the operation costs of each taxi driver by 1280 yuan.
| A．the; / | B．an; the | C．/; the | D．an; / |
---_________ she can’t find her keys? She’ll be locked out all night.
---You are right. I’d better call her to check if she’s OK.
| A．What about | B．What with | C．What if | D．What for |
---Have you got used to your school life here?
---Yes, but I don’t like _______ when we have to do exercise on cold winter mornings.
| A．that | B．it | C．those | D．this |
Everyone in our class was working hard and doing what we could ______ a good college.
| A．enter | B．to enter | C．entering | D．entered |