1、单元尾 核心要点回扣.重点单词1_n准确性；精确度_adj.精确的，准确的_adv.准确地，精确地2_vt.使担心，使害怕，使警觉n.警报(器)；惊慌；闹钟_adj.令人害怕的_adj.害怕的3_n能力，胜任；技能，本领_adj.有能力的；能胜任的；能干的4_n约会，预约；任命，委任_vt.任命；委任；安排5_n假定，假设_vt.假定，设想；认为6_n资格，资历_vt.& vi.取得资格；有资格，有权(要求某物)；使合格_adj.有资格的；合格的，胜任的7_vt.承认，认可；感谢_n承认；致谢；感谢8_ n发明者，发明家_ vt.发明，创造_ n发明，创造【答案】1.accuracy；accu
2、rate；accurately2.alarm；alarming；alarmedpetence；competent 4appointment；appoint5.assumption；assume 6qualification；qualify；qualified7.acknowledge；acknowledgement8.inventor；invent；invention.重点短语1turn _ somebody/something向求助turn _ 翻到；转向；转为；查阅turn _ 调小/低；拒绝turn _ 翻转，翻过来turn _ 开大；调高；出现；到达2_ sb.s command 受某
3、人支配_ sb.s command 在某人的指挥下，由某人指挥/控制_ command of 控制，指挥have (a) good command _精通 3correspond _ sb. 与通信correspond _ sth. 与相一致4drop _ 退学，辍学；退出，脱离drop out _ 退出，脱离drop _ 后退drop _ 落下5stand _ (指缩写或符号)是意思，代表，象征；支持，主张stand _ 反对stand _ 站在旁边；旁观；支持stand _ 显眼；突出6keep._ mind 记住；牢记make _ ones mind下定决心；拿定主意7classify.
4、_. 把界定为classify._. 把分成classify._. 按把分类8make _ difference 有关系；有影响；有区别；起重要作用make _ difference 没有差别【答案】1.to；to；down；over；up2.at；under；in；of 3with；with/to4.out；of；back；behind5.for；against；by；out6.in；up7.as；into；by8.a；no.重点句式1_(没有) the Internet, these people _(就会) fewer avenues to meet people.2Another tr
5、uly wonderful aspect of the Internet is _(方式) people use it to build social bonds.3I feel it is important for us _ to limit our use of the Internet, _(或者) to learn how to handle the problems it has caused.4People often have to overcome failures _(之前) they can accomplish something great.5_(遵循这些建议) yo
6、ur time spent doing research on the Internet will be much more worthwhile.【答案】1.Without；would have2.the way3either；or4.before5.Follow these tips, and .回顾话题用本单元词汇或句式完成下列写作任务当我们需要信息时，首先会求助于因特网。只要点击一下鼠标，我们就能按照命令找到大量信息。然后，我们对相关的信息加以分类以便使用。不过，我们有时难以判断所找到的信息是否准确。所以，我们还需花费时间做些改正。_【参考范文】When we are in need
7、of information, we may first turn to the Internet for help.Click the mouse, and we can get abundant information at our command.Then we classify the relevant information so as to use later.However，sometimes it is difficult for us to judge whether the information on the Internet is accurate or not.So we should bother to make some corrections.