A man landed on Mars? You must be joking. It ______ be true.
| A． mustn’t | B．can’t | C． needn’t | D．won’t |
—Has your son come back from abroad for the winter vacation?
—Yes. But he stayed at home for only a week. Now heback to college.
| A．went | B．has gone | C．was going | D．will go |
the numbers in employment, the hotel industry was the second largest industry in this country last year.
| A．In spite of | B．ln case of | C．In terms of | D．In praise of |
—Mum, I can't see any point in studying hard.
—Come on. dear,Years of hard study will surelyin your future career.
| A．make sure | B．pay off | C．bring back | D．pay back |
At that moment, I was just standing by the window in my room,I could see what was occurring on the street.
| A．from which | B．from whose | C．from that | D．from where |
The UK government claims that the economy is improving, but this survey suggests.
| A．otherwise | B．therefore | C．moreover | D．meanwhile |