It is thought that one billion people I the world,________is half the word’s workers, earn their living by farming.
| A．if | B．that | C．which | D．what |
What shall we use for power when all the oil in the world has ____ ?
A. given out B. put out C. held up D used up
-----Could you do me a favor and take these books to my office?
-----Yes, _____.
| A．for pleasure | B．I could | C．my pleasure | D．with pleasure |
-----Have you been to New Zealand?
-----No, I’d like to, _____.
| A．too | B．though | C．yet | D．either |
He hurried to the booking office only______ that all the tickets had been sold out.
| A．to tell | B．to be told | C．telling | D．told |
They urged that the library_______ open during the vacation.
| A．must be kept | B．is kept |
| C．would be kept | D．be kept |