Students are often warned that anyone who leaves the classroom at night must remember to _____ all the lights, or he will be fined.
| A．switch off | B．go off | C．take off | D．bring off |
–More than 13.7 million Americans were unable to find work in July.
--Yeah, most jobs for months.
| A．are seeking | B．sought | C．have been seeking | D．had been seeking |
The news of the Ministry's coming to our school for a visit was ____on the radioyesterday.
| A．turned out | B．found out | C．given out | D．carried out |
When if he hadany idea what the novel was about, Jack kept silent. He have read it very carefully.
| A．asking; needn't | B．asking; shouldn't | C．asked; can’t | D．asked; mustn’t |
Shopping on the net is more and more popular. Taobo is Asia's largest retail (零售的) network platform, ______ people can buy and sell many kinds of things.
| A．which | B．where | C．what | D．whose |
The newly-published book, which refers basic English grammar, is only for beginners.
| A．as; meant | B．to; considered | C．for; intended | D．to; intended |