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仁爱英语七下一般现在时、现在进行时及一般过去时比较

发布时间:2013-09-26 08:33:30  

时态大比拼
时态大比拼

时态

Tense

在英语中,不同时间发生的动作 或存在的状态要用不同的动词形式来 表现。

重点掌握
每种时态的概念、信息词、 动词形式、句式变化、以及某些 时态间的相互区别

现在进行时: 现在正在进行的动作
(The Present Continuous Tense)

be doing

时 一般现在时:经常或习惯性的动作 态 (The Simple
Present Tense)

或存在的状态。
原形或三单

一般过去时: 过去某个时间或时间段发 (The Simple 生的动作或存在的状态。 Past Tense)
V-ed

现在分词 的构成:

①直接加-ing. ②重读辅元辅,双写尾字母加-ing. ③以e 结尾去e加-ing .

动词第三人称

①直接加-s.

单数的构成:

②以s, x, ch, sh, o结尾加-es. ③以“辅音+y “结尾变y 为i再加-es.

①直接加-ed. 过去式 的构成: ②以e结尾只加d. ③重读辅元辅,双写尾字母再加-ed.

④以“辅音+y”结尾变y 为i 再加-ed.

现在分词 have - having

第三人称单数 study- studies

过去式 need- needed

look - looking
begin- beginning use-

finish-finishes
have- has godogoes does

stop- stopped
hope- hoped play- played try- tried plan- planned

using

shop- shopping getgetting

play- plays watch-watches give- gives

dance-dancing study- studying

visit- visited
like- liked

各时态常用的信息词
现在进行时: now , Look! Listen! at this time Where is …? always , usually, often, sometimes ,seldom, never, every day, every… ,three times a day

一般现在时:

last night, last…, two days ago, …ago,
一般过去时: in 1999, in +过去的年份, just now =a moment ago,

yesterday,

yesterday morning

判断下列信息词是属于哪种时态
last night now every day Look! yesterday often Listen!

V-原或三单

动词过去式 (v-ed)

two years ago
always in 1897 three times a week

be doing

改一般疑问句的方法: ①首先看有无be动词,情态动词,如果有,将be动 词,情态动词提到句首并大写,句末打问号. ②如果没有be动词,看原句的动词形式来决定借用 助动词do/does/did,并且行为动词要还原。 Do… V-原形 V-s/es Does… +动词原形…?

V-ed(过去式) Did… 改否定句的方法: 以此类推
①首先看有无be动词,情态动词,如果有,在be 动词, 情态动词后面加not. ②如果没有be 动词,看原句的动词形式来决定借用助 动词do/does/did,并在后面加not,并且行为动词要还原。 主语+don’t/doesn’t/didn’t+动词原形

1. He is a teacher.

先(一般疑问句)

Is he a teacher?

再(否定句)

句 型 变 化 操 练

He isn’t a teacher. 2. Kangkang comes from China. Does Kangkang come from China? Kangkang doesn’t come from China. 3. I usually take the bus to work. Do you usually take the bus to work? I don’t usually take the bus to work. 4.They are having classes. Are they having classes?

The

y aren’t having classes. 5.Jane played the guitar last night. Did Jane play the guitar last night? Jane didn’t play the guitar last night.

表格对比学习
对比 动词形式 时态 现在进 be+v-ing 行时 (现在分词) 一般现 在时 一般过 去时 V -原形 V-三人单 V-ed (过去式) 否定句 在be 后 加上not 一般问句 Be提到 句首 在行为v.前借用 Do,Does do ,does后加not, 提到句首, 行为动词 行为动词还原 还原 在行为v.前借 用did后加not, 行为动词还原 Did 提到句 首,行为 动词还原

用所给动词的适当形式填空。
is singing 1. Listen! Mary _________ ( sing) now. is running 2. A young man __________ (run) on the playground now. watches 3. My mother _________(watch) TV play every day. visited 4. Old Bush ________(visit) China again last month. play 5. I ______ (play) sports three times a day. are reading 6. Look! Lucy and Lily __________(read) books. was 7. There _______(is) a football match yesterday afternoon. went 8. Our class ______( go) to the zoo three days ago.

时态大比拼 ? She got up at seven o'clock yesterday. ? (用 now改写) ? She is getting up now . ? (用 every day改写) ? She gets up at seven o'clock every day.

时态大比拼
? ? ? ? ? Look!Tom is cleaning his room. (用on weekends 改写) Tom cleans his room on weekends. (用two hours ago改写) Tom cleaned his room two hours ago.

? ? ? ? ?

I usually wash my clothes in the afternoon. (用now改写) I am washing my clothes now. (用last weekend改写) I washed my clothes last weekend.


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