1、Unit 1 Teenage Lifevolunteern志愿者；志愿兵；vt.&vi.自愿知识归纳：(1)volunteer to do sth.自愿做某事volunteer for sth.自愿做某事volunteer as sth.自愿担任(2)voluntary adj.自愿的 volunteerpractice(1)We need some _(volunteer)to look after the old in the nursing home.(2)As is shown in the picture,one person is asking the other to do so
2、me _(volunteer)work.(3)The businessman volunteered _(set)up a school for poor people.volunteersvoluntaryto setdebaten争论；辩论 vi.争论；辩论知识归纳：(1)have a heated debate 进行激烈的辩论under debate 在讨论中；在辩论中beyond/without debate 无可争议(2)debate with sb.about/on.就与某人辩论debatepractice(1)The students had a heated debate _
3、whether the cultural relic was worth rebuilding.(2)As far as I know,the plan is under debate and hasnt passed yet.(改错)on/about hasnt been passed prefer(preferred;preferred;preferring)vt.更喜欢；选择某事物(而不选择其他事物)to like one thing or person better than another知识归纳：(1)prefer(sb.)to do sth.宁愿/更喜欢(某人)做某事prefer
4、(doing)sth.to(doing)sth.与相比更喜欢prefer to do.rather than do.宁愿做而不愿做prefer that sb.(should)do sth.宁愿（2）preference n.偏爱；优先权；偏爱的事物preferpractice(1)Nowadays many children prefer surfing the Internet at home to _(take)exercise outdoors.(2)Rather than drive all the way every day,he prefers _(cycle)to his of
5、fice.(3)A teacher should not show _(prefer)for any one of his pupils.taking to cyclepreference contentadj.满足的；满意的n满足；内容；目录vt.使满足知识归纳：(1)feel/be content with.对满足/满意be content to do sth.满足于做某事(2)content oneself with 满足于contentpractice(1)The old man contented _(he)with a single glass of beer.(2)She dro
6、pped her purse and the _(content)fell out on the floor.himselfcontentssuitvt.适合；使适宜n.套装，西装suitable 知识归纳：be suitable for sb./sth.适合于某人/某物be suitable to do sth.适合做某事confusedadj.(人)不知所措的；困惑的知识归纳：(1)confuse vt.使迷惑；使为难 confuse A with B 把A和B弄混(2)confused adj.(人)不知所措的；困惑的be confused about.对感到困惑(3)confusing
7、 adj.难以理解的；不清楚的confusedpractice(1)The _ words made me _.(confuse)(2)I always confuse John _ his brother;they are so much alike.confusingconfused withrecommend vt.建议；推荐；介绍知识归纳：(1)recommend doing sth.建议做某事recommend sb.to do sth.建议某人做某事recommend that sb.(should)do sth.建议某人做某事(从句用虚拟语气)(2)recommend sb.st
8、h.向某人推荐某物recommend sth.to sb.把某物推荐给某人recommend sb.as.推荐某人为recommendrecommendpractice(1)I recommend you _(think)very carefully before you do something.(2)I hope our teachers can recommend more interesting books _ us and give us more free time to read them.(3)I recommend_(read)more books in our spare
9、time,which is good for us.(4)We recommended that measures _(take)to control the house prices.to thinkto(should)be takenreadingadvancen前进；发展vi.前进；发展vt.发展；促进知识归纳：(1)advance on/upon/towards朝前进(2)in advance 预先；提前(指事先)in advance of 在前面；超过(3)advanced adj.高级的；先进的advancepractice(1)With the help of the _(advance)technology,we can finish the work _ advance.(2)He worked so well that he _(advance)to the position of manager.advancedinwas_advanced
