英语2013外研版八上M1知识点

1 in pairs:成双的，成对的 a pair of. 一双/副/把 做主语时，句子的谓语动词一般用单数形式英式美式动词“连”词practisepractice名词”练习“practicepractice2 practise doing sth练习做某事 practise后面不能加动词不定式to do sth3 look up (1) 查找，查阅 Look up the time of the next train in the timetable. (2) 向上看 The girl was so short that she had to look up at the mother.look at看look for寻找look after照顾，照料look around向四周看，环顾四周look out小心，当心look down向下看look up查阅；向上看look like看起来像look forward盼望，期待Look through浏览，快速查看look back回头看，回顾look over仔细检查4 advice“建议”，不可数名词，一条建议:a piece of advice， 是advise的名词形式suggestion“建议”，可数名词，复数suggestions， 是 suggest的名词形式5 try to do sth尽量做某事，尽力做某事 try not to do sth尽量不要做某事 try out试验 have a try/take试一试 try ones best to do sth尽某人最大努力做某事 try on试穿，试戴 try doing sth试着做某事6 as.as possible尽可能.=as.as sb can=as.as sb could7 why not +动原=why dont you +动原: 为什么不做某事呢？8 write down写下，记下 cut down砍到，砍伐 turn down关小，调低 go down下降，下来 lie down躺下 calm down平静，安静9 forget doing sth忘记做某事（已经做过） forget to do sth忘记去做某事（还没做）10 短语例句名词by mistakeThe boy took away his brothers pen by mistake.make mistakesLily often makes mistakes in maths.动词make.for.The old man often mistakes Lucy for Lily.11else位于被修饰词之后修饰不定代词/疑问代词/疑问副词What else do you want?other位于被修饰词之前修饰名词What other things do you want?12 be good for.对.有益处 be good at.擅长 be good with.善于应付 be as good as your word说到做到13 need doing=need to be done需要被做 The desk needs mending.=The desk needs to be mended. need to do需要去做 I need to have a rest. in need of.需要 The boy is in need of help.14 agree-disagree-agreement agree with sb同意某人 agree to do sth同意做某事 agree on .就.达成一致意见 agree to (the plan/suggestion)同意（某项计划/建议）15 be afraid to do sth害怕做某事，不敢做某事（强调内心的恐惧） be afraid of doing sth害怕做某事（担心某种后果） be afraid that16 adj.adv.quick 快速的 quickly 快速地fast 快的fast 快地 slow 缓慢的 slowly 缓慢地17It is +adj.+for+sb+to do sth.easy hard difficult interesting important impossibleIt is +adj.+of+sb+to do sth.good kind nice clever foolish18 on TV在电视上 on the computer在电脑上 on the radio 通过广播 on duty值日，值班 on the wall 在墙上 on the phone打电话 on fire着火 on foot步行 on the Internet在网上19 chat with sb 与某人聊天 20一般现在时1)am/is/are; 2)行为动词原形或第三人称单数形式； 2)There is/are.现在进行时am/is/are+doing一般将来时1)be going to; 2)will do sth; 3)be doing(进行时表示将来) There is/are going to be. There will be.一般过去时1)was/were; 2)行为动词过去式; 3)There wa