小学四种时态句子结构以及各种时态标志词

2023-02-04 14:49:14 文档大全网 [ 字体：小中大 ] [ 阅读： ]

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时态,句子,标志,以及,各种
小学四种时态句子结构以及各种时态标志词

一般现在时的句型结构

一般现在时的标志：sometimes, often, usually, always, every day, five days a week, three times a month等. 含有be动词的句子结构的变化：

①肯定句：主语 + be(am,is,are) + 其他。如：I am a boy. 我是一个男孩。 ②否定句：主语 + be + not + 其他。如：He is not a worker.他不是工人。 ③一般疑问句：Be +主语+其它？如：- Are you a student? Yes. I am. / No, I'm not.

④特殊疑问句：疑问词+一般疑问句？如：Where is my bike? 含有行为动词的句子结构的变化：

①肯定句：主语+行为动词(+其它)。如：We study English.我们学习英语。 ②否定句：主语+ don't( doesn't ) + 动词原形(+其它)。如：I don't like bread. He doesn't often play. ③一般疑问句：Do( Does ) + 主语 + 动词原形 + 其他？如：- Do you often play football? Yes, I do. / No, I don't. - Does she go to work by bike? Yes, she does. / No, she doesn't.

④特殊疑问句：疑问词+一般疑问句？即：疑问词+ Do( Does ) +主语+动词原形+其他？如：How does your father go to work?

一般过去时句型结构

一般过去时标志词：yesterday, last ···, the other day, the day before yesterday, ago和过去的某个时间，具体如下：

（1）yesterday, yesterday morning/afternoon/evening ,

last week, last year, at the end of last term/week/month/year等, （2）一段时间+ago如:ten years ago, five hours ago,

（3）过去的某个时间，如： on January 1st,2004, in the 1980s等. 1.含有be动词的句子结构的变化：

⑴am 和is在一般过去时中变为was。（was not=wasn’t） ⑵are在一般过去时中变为were。（were not=weren’t）

⑶带有was或were的句子，其否定、疑问的变化和is, am, are一样，即否定句在was或were后加not，一般疑问句把was或were调到句首，特殊疑问句的结构为：疑问词+一般疑问句。 2.含有行为动词的句子结构的变化：

肯定句：主语+动词过去式+其他。如：Jim went home yesterday. 否定句：主语+didn’t +动词原形。如：Jim didn’t go home yesterday. 一般疑问句：Did+主语+动原+其他？如：Did Jim go home yesterday?

特殊疑问句：⑴疑问词+did+主语+动词原形+其他？如：What did Jim do yesterday? ⑵疑问词当主语时：疑问词+动词过去式+其他？如：Who went to home yesterday?

一般将来时句型结构

一般将来时标志词：this morning, this Sunday, tomorrow, next, soon, later,

in a few days, in the future，from now on,或者未来的某个时间，如in the year 2500等。 1. 用be going to 表达

① 肯定句：主语+be (am/is/are) + going to + 动词原形+其他如：

We are going to have a football match in six days. 我们六天后将要进行足球比赛。 ② 否定句：主语+be (am/is/are) + not + going to + 动词原形+其他如：

We aren't going to have a football match in six days. 我们六天后将不进行足球比赛。 ③ 一般疑问句：Be (am/is/are) +主语+going to + 动词原形+其他? 如：

Are you going to have a football match in six days? 你们六天后将进行足球比赛吗？

④特殊疑问句：疑问词+一般疑问句？即：疑问词+ am/ is/ are + 主语+going to + 动词原形+其他? 如：When are we going to have a football match？ 2.用will/shall表达