初二英语单词结构

1.现在进行时: am/is/are + V ing (否定句: am/is/are 后加not 疑问句: am/is/are 提前 ) 信号词:now at the moment look! listen! It’s four o’clock.2.一般现在时: 动词原形(动词第三人称单数+s) 否定句&疑问句用助动词do/doesDo + 主语 + 动词原形 +….Does + 单三主语 + 动词原形 +….… + don’t + 动词原形 ….… + doesn’t + 动词原形 ….信号词:always usually often sometimes every day on Monday in the morning“ be going to + 动词原形 “ 表示：打算做某事、计划做某事例： She is going to buy some clothes tomorrow.否定句：She is not going to buy any clothes tomorrow.一般疑问句：Is she going to buy any clothes tomorrow.对tomorrow 提问：When is she going to buy some clothes?信号词: tomorrow, tomorrow morning, tomorrow afternoon, tomorrow evening, the day after tomorrow;next year / month / weekin ten years, in two weeksSoonIn the future1.表示将来发生的动作. will +doMachines will do dull jobs.2.表示将来存在的状态。 will + be Fuel will be cheap.I will be an engineer.3.There be 结构的将来时 there will beThere will be heavy rain and strong winds.There will be a computer on every desk.一般过去时: 动词的过去式 否定句&疑问句用助动词didDid + 主语 + 动词原形 +….… + didn’t + 动词原形 ….信号词: yesterday, yesterday morning, yesterday afternoon, yesterday evening, the day before yesterday;last year / month / weekten years later, two weeks laterThree years ago, 时间段 + ago, a moment ago ( = just now )in 1990例： She bought some clothes yesterday.否定句：She didn’t buy any clothes yesterday.一般疑问句：Did she buy any clothes yesterday.对tomorrow 提问：When did she buy some clothes?4.talk “交谈,谈论” talk to/with sb. talk about sth say “说” 强调说的内容 say….to sb. tell “告诉” tell sb.sth. tell sb.a story/a lie/a joke tell sb.the way tell sb.to do sth speak 说(某种语言) speak English speak to sb.1.wear “穿/戴着”,表示状态 put on “穿/戴上”,表示动作 in 介词, “穿着”2. put on+服饰 dress+sb. get dressed3.another, the other, other ,the others, others1) another +单数 另一个 (泛指三个或者三个以上) another + 数字(≥2) +名词复数2) the other+单数 (两者中 )另一个 one… the other… the other+名词复数＝the others (剩下的全部)3) other+名词复数＝others 泛指其他人或物 any other +单数名词(city…) many/some other +名词复数lots of=a lot of +n. V+ a lotget ready for sth 为某事做准备get ready to do sth 准备去做某事be ready for sth 为某事准备好be ready to do sth 准备好做某事get sth ready 把某物准备好also位于句中,行为动词前,be动词和情态动词后,用于肯定句和疑问句.too位于句末,用于肯定句和疑问句.either位于句末,用于否定句.how long “多久;多长时间” 对时间长度提问how many times “几次” 对次数提问how often “多久一次” 对频率提问when “什么时候” 对动作发生的时间提问what time “几点钟” 对具体时间提问on 表面直接接触的over 没有接触面,垂直向上through穿过立体空间如隧道、森林、城市、门等across横穿平面如马路、河流、田地、草坪等整了我好久的。多加点分。