He didn't _____ what I read because his mind was on something else.
| A．hold on | B．catch on | C．take in | D．get over |
301. In the middle of last century planes began to be used to transport both passengers and goods. The underlined words means ____.
| A．carry | B．put up | C．take up | D．Bring |
300. Britain trades with many European countries. This word "trade" means Britain ____.
| A．buy or sell things | B．borrow | C．lend | D．Purchase |
299. Heal(治愈) ____ , rescue ____, practise humanitarianism(人道主义) is the sacred duty of all the doctors and nurses.
| A．wounded ... dying | B．the wounded ... dying |
| C．wounded ... the dying | D．the wounded ... the dying |
298. If you go to see a doctor, the doctor will have your temperature ____ at first.
| A．check | B．examine | C．taking | D．Taken |
297. Just make a decision and ________ it.
| A．stick | B．stick to | C．persist | D．Insist |