初中八种重要时态常用的时间状语.doc

初中八种重要时态常用的时间状语一、The Present Indefinite Tense(一般现在时)（一）句型转换1、含be动词的句型转换肯定句：S2+is+.../I＋am+.../S1+are+...否定句：S2+is + not +.../I+ am +not+.../S1 +are +not+...一般疑问句：Is +S2+...?肯定回答：Yes,he/she/it is.否定回答：No,he/she/it isn't.Am+I/Are+you+...?肯定回答：Yes,I am./否定回答：No,I'm not.Are +S1+...?肯定回答：Yes, we/you/they are.否定回答：No,we/you/they aren't.2、含实意动词do的句型转换肯定句：S2 +does.../S1+ do...否定句：S2+doesn't +do+.../S1+don't + do+...一般疑问句：Does+S2+do+...? 肯定回答：Yes,he/she/it does.否定回答：No,he/she/it doesn't Do +S1+do+...?肯定回答：Yes,I/we/you/they do./否定回答：No,I/we/you/they don't.3、含实意动词V的句型转换肯定句：S2 +Ves.../S1+ V...否定句：S2+doesn't +V+.../S1+don't + V+...一般疑问句：Does+S2+V+...? 肯定回答：Yes,he/she/it does.否定回答：No,he/she/it doesn't Do +S1+V+...?肯定回答：Yes,I/we/you/they do./否定回答：No,I/we/you/they don't.4、含there be动词的句型转换肯定句：There is...There are否定句：There is not...There are not...一般疑问句：Is there ...?肯定回答：Yes,there is.否定回答：No,there isn'tAre there ...?肯定回答：Yes,there are.否定回答：No,there aren't.注意：肯定句改为一般疑问句时：①I/we/me/us→you,my/our→your,mine/ours→yours),三人称不变), ②改be 动词的am为are,改句号为问号),③改相应的词(some→any,and→or,very much/a lot/a little→at all)(S1第一类主语):除三人称单数外的代词I/you/we/they相当于we/you/they的专有名词(Lucy and I(we), you an Lily(you),Lucy and Lily(they)和相当于they的复数名词(these boys/men/birds等时,在一般现在时,动词用原形(S2第二类主语):三人称单数代词he/she/it,相当于he/she/it的单个人名/地名Lucy(she),Jim(he) China(it)及相当于he/she/it的名词this boy(he)that girl (she) the cat(it)等,在一般现在时中,动词用三单现。

二）常用的时间状语： ①句中有often,always[C:l5weiz],usually[5ju:V[li],sometimes[5sQmtaimz],never[5nev[](它们应放在助动词be/don't/doesn't/didn't 之后，实义动词之前),句末有at times，句中谓语动词用一般现在时： ②句末有in sping/summer/autumn/winter，其前的谓语动词用一般现在时： ③句末有at+3:30,in the morning/afternoon/evening, on Monday(s), on Sunday afternoon, every day/morning, at this time of day, five days a week, once a month, from Monday to Friday, after school/supper, in the middle of the day,at noon时，其前的谓语动词用一般现在时★巧记(①at+点钟 ②on+星期名词③every+时间名词 ④ in the morning/afternoon/evening,at night/noon ⑤after/before breakfast/dinner/lunch/school/class) ④句末有at home ,at school,in a factory/shop,on a farm, 时，其前的谓语动词用一般现在时；★句末有一个介词短语表示一个人的工作场所，则句中的谓语动词用一般现在时态。

⑤状态动词常用一般现在时，而不能用现在进行时态状态动词如be,have,know,think+宾语从句, like,love,want, see,hear,prefer,understand,forget,hope,wish,smell,sound,taste,remember,own,hate,find,catch,say等)⑥学习时态应注意(各种时态均如此)见现在进行时态一般过去时态的 （一）句型转换1、含be 动词的句型转换：否定be 后加not,疑问主语前立Be,回答用be 即可(名词主语应改为代词)2、含can/could, may/might,must,will/would,shall/should 助动词的句型转换：否定 助动词后加not,疑问主语前立助动词,回答用助动词即可(名词主语应改为代词)3、含实义动词的句型转换:须借助助动词did,原来用过去式的动词应复原肯定句：S+V(ed)+... 否定句：S+didn't+V...一般疑问句：Did+S+V...? 肯定回答：Yes,S did. 否定回答：No,S didn't(名词主语应改为代词)4、含实义动词do的句型转换：须借助助动词did,原来用过去式的动词应复原do。

肯定句：S+did+... 否定句：S+didn't+ do...一般疑问句：Did+S+ do...? 肯定回答：Yes,S did.否定回答：No,S didn't(名词主语应改为代词)5、含there be 的句型转换二）用于一般过去时态的时间状语① last +过去时间：last year(去年),last Monday(上周一), last January(去年1月),last week(上周),last month(上个月),last term(上学期)②yeaterday(昨天), the day before yesterday(前天)③一段时间 +ago: an hour ago(一个小时前), half an hour ago(半个小时前),three das ago(三天前), two years ago(两年前)④just now(刚才)= a moment ago ⑤in the past(在过去)⑥ in+月，年（过去）,in +年(过去）,in +月(过去)，on +月 日,年(过去),on the morning /afternoon/evening of +月 日,年(过去)in June ,2007 在2007年6月,in 2007,在2007年,on June ninth ,2007,在2007年6月9日,on the morning of on June ninth ,2007,在2007年6月9日的上午,⑦when Sb be(was/were) num.(数词) years old==at the age of + num.(数词) 当某人...... 岁时,when Sb was/were a child(当某人是个小孩时)when I was 5 years old=at the age of 5 在我5岁时,when I was a child当我是个小孩时，when he was 12 years old=at the age of 12在他12岁时三、The Present Continuous Tense(现在进行时）（一）句型转换肯定句：S+be(am,is,are)+Ving.否定句：S+be(am,is,are)+not+Ving.一般问句：Be(am,is,are) +S+Ving?肯定回答：Yes,S+be(am,is,are).否定回答：No,S+be+(am,is,are) not.对主语提问：Who/What is +句子的余下部分？对谓语部分(V-ing/ving+宾语)提问: What +be(am,is,are) S+doing(代动词占谓语位不可少不可换)?注意：肯定句改为一般疑问句时：①I/we/me/us→you,my/our→your,mine/ours→yours),三人称不变), ②改be 动词的am为are,改句号为问号),③改相应的词(some→any,and→or,very much/a lot/a little→at all)④在肯定回答和否定回答中，主语必须改为相应代词（二）常用的时间状语(以下结构一定要牢记)①句首有look,listen, 句末有now，句中的谓语动词用现在进行时。

②句前有It's 3:00.Don't talk.Don't make a noise(别吵).Hurry up(Be quick. Come on)(快点),则后一个句子中的谓语动词用现在进行时It's 3:30.③句末有…there/over there /all the time句中的谓语动词用进行时： ④句前有一个句子,如Those are...../ This is..../Where be sb? 则后一个句子中的谓语动词用现在进行时. ⑤谈论图片中的人物动作常用现在进行时：⑥根据上下文提示，根据现在进行时态的构成判断用现在进行时态三)学习时态应注意(各种时态均如此)⑴状态动词如(be,have(有),know,think+宾语从句, like,love,want, see,hear,prefer,understand,forget,hope,wish,smell,sound,taste,remember,own,hate,find,catch,say等)不能用进行时，而只能用一般现在时2)固定搭配应牢记(各种时态均如此)①句中有情态动词can,may,must,could 及助动词will,would，shall,should时,其后的动词用原形不受时间状语的影响。

②动词放在句首或在please后,构成祈使句动词用原形,不受时间的影响③句中有don't/doesn't/didn't 句首有Do/does/Did时,句中的动词用原形④在不定式(to do)和动名词(doing)构成的。