---May I borrow your paper? ---__________.
| A．By all means | B．Never mind |
| C．You are welcome | D．Don’t mention it |
278. My uncle, the boss of a shoe factory _____ me for a part-time shop assistant of the department store.
| A．introduced | B．wanted | C．hired | D．Recommended |
277. The policeman ________ the thief, caught him and took him to jail (prison).
| A．runs after | B．ran after | C．run after | D．ran out of |
276. Computer technology has _____ a revolution in business practices. Which of the following words is not suitable to be put in the blank?
| A．started | B．caused | C．brought about | D．Made |
275. --- At what time did you _______ the office?
--- Oh, sorry. I didn’t pay any attention to the time when I came in.
| A．return | B．return to | C．come back | D．go back |
274. The bad-tempered man ignored his neighbor's requests that he _____ less noise.
| A．make | B．made | C．making | D．Makes |