【正文】
t do your homework in front of the TV or with the radio or stereo going. These are distractions (分心的事物 ) and will prevent you from concentrating on the material you are studying. Some students say: But I work better with music going。 of no value: The doctors gave him more powerful drugs in the vain hope that he might recover. FORMAL It was vain to pretend to himself that he was not disappointed. She is very vain about her good looks. 無用的;無結(jié)果的;徒勞的 But she claims she isn’ t vain. 但是她聲明她并不自負(fù)。t any script and the actors just improvise (the dialogue). emerge v. 1 to appear by ing out of sth. or out from behind sth.: She emerged from the sea, blue with cold. 2 to e to the end of a difficult period or experience: The Prince emerged unscathed from the scandal. arise v. to happen: (arose, arisen) Should the opportunity arise, I’d love to go to China. Could you work on Saturday, should the need arise (= if it were to be necessary)? Are there any matters arising from (= caused by) the last meeting? boom n. a period of sudden economic growth, especially one that results in a lot of money being made: This year has seen a boom in book sales. The insurance business suffered from a vicious cycle of boom and bust. the property boom v. The leisure industry is booming (= is very successful). pace n. 1 the speed at which someone or sth. moves, or with which sth. happens or changes: a slow/fast pace When she thought she heard someone following her, she quickened her pace. Could you slow down a bit I can’t keep pace with (= walk or run as fast as) you. For many years this pany has set the pace (= has been the most successful pany) in the munications industry. These changes seem to me to be happening at too fast a pace. I don’t like the pace of modern life. 2 force the pace to make other people in a race go faster by going faster yourself 3 a single step, or the distance you move when you take a single step: Take two paces forwards/backwards. The runner collapsed just a few paces from the finish. tight adj., adv. (held or kept together) firmly