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burn down (火势)减弱，(被)焚毁;burn out烧尽，熄灭;burn up 被烧掉(毁)，烧得更旺。
2. how often/how long/how far/how soon
how often有"多久一次"的意思，是对做某事的频率提问。对how often的回答一般是：twice a year/three times a week。how long表示 "时间多久或物体多长"，表示时间时侧重指 "一段时间"。对how long的回答一般是时间段，如for three days。how far 是提问"路程有多远"，询问距离的，还可以表示程度。how soon表示 "多久之后"，主要用来对表示将来的一段时间提问。对how soon的回答一般是：in + 时间段，如in two days/in five years。
【真题回放】Students are always interested in finding out______they can go with a new teacher。(2008·安徽卷)
A. how far B. how soon C how often D how long
答案： A
3. call at/call back/call for/call in/call on/call up
call at (a place) 访问(某地);call back 回电话; call for (公开)要求，需要; call in 要求退回，召来;call on 邀请，请求; call up 使回忆起，使想起。
4. come about/come across/come off/come out/come true/come up
come about 发生;come across(偶然)遇见;come off 能被去掉(或除去);come out出版，发行; come true变为现实，实现;come up 长出地面，升起。
【真题回放】—Have you______some new ideas?
—Yeah. I’ll tell you later. (2007·江苏卷)
A. come about B. come into C. come up with D. come out with
答案： C
5. cut down/cut off/cut through/cut up/cut in
cut down砍倒，削减;cut off打断，中断(供给);cut through开辟(出路或通道);cut up(严重地)割伤，打伤，切碎;cut in插嘴。
6. break out/break down/break away from/break into/break off/break through/break up
break out爆发;break down出故障，坏掉;break away from突然挣脱，逃脱;break into强行闯入;break off中断，断开;break through克服，战胜;break up拆开，打散。
7. bring in/bring up/bring about
bring in引入，赚得;bring up抚养，养育;bring about导致，引起。
8. run out/go out/give out/leave out
run out用完，耗尽;go out外出交际，送出，发出;give out用完，耗尽，停止运转; leave out省去， 遗漏， 不包括。转载请注明出处：天星教育试题调研《考前抢分必备》
【真题回放】 — I’m still working on my project.
— Oh, you’ll miss the deadline. Time is ______. (2008·江苏卷)
A. running out B. going out C. giving out D. losing out
答案： A
9. get along with/get back/get close to/get down to/get in touch with/get off/get through
get along with与……相处;get back回去，返回;get close to接近;get down to开始做…… get in touch with与……联系(接触);get off脱下;get through顺利通过(考试等)，拨通(电话)。
【真题回放】 It’s going to rain. Xiao Feng, will you please help me ______ the clothes on the line? (2008·陕西卷)
A. get off B. get back C. get in D. get on
答案： C
10. go away/go against/go ahead/go bad/go off/go on doing/go on with/go up
go away 走开，离家外出，消失;go against 违反，与……不符(或相反);go ahead 走在前面，先走;go bad (食物)变坏，坏掉;go off 离开(尤指去做某事); go on doing sth. 继续干某事，不停地干某事; go on with sth。(尤指停顿或中断之后)继续做某事; go up (价格，温度等)上涨，上升。
11.keep back/keep fit/keep in touch with/keep on/keep up with/keep out
keep back 保留; keep fit 保持健康; keep in touch with 与……保持联系; keep on 继续;keep up with跟上，并驾齐驱;keep out 不进入，留在外面。
12. take after/take apart/take away/take down/take on/take off/take up/take over/take in
动词take的相关短语也是高频短语，常见的有：take after (外貌或行为)像(父或母);take apart 拆卸，拆开(机器等);take away 解除，消除(感情、痛苦等);take down 拆掉，拆卸，误认为;take on 呈现，雇佣，承担(责任);take off 取消，脱下(衣帽等);take up 占用(时间)，占据(空间)，开始从事;take over 接管，接手;take in 留宿，收留，吸入。
【真题回放】 After studying in a medical college for five years, Jane ______ her job as a doctor in the countryside(2008·全国卷Ⅰ)
A. set out B. took over C. took up D. set up
答案： C
