文档介绍:一般如今时
一.什么时候用一般如今时?
一般如今时用于表示如今的状态,如:He is twelve./She is at work./My father is a (精品文档请下载)
doctor.
表示经常的或习惯性的动 。那么,当句子的主语为第一人称、第二人称或第三人称复数时,在肯定句中,谓语动词用原形。(精品文档请下载)
如:I do my homework every day。
We study Chinese, Math and English at school。
You work in a supermarket,don’t you?
They go to school bu bus。
The boys often play basketball on the playground。
当主语为第三人称单数时,在肯定句中,谓语动词要用第三人称单数形式(简称三单形式).
如:Mr。 Bush usually goes to work in his car。
Our teacher wears a pair of glasses。
Time flies fast。
Mother likes apples。
动词三单形式的变化规那么有:
1)直接加s:give—gives,ask-asks, take—takes, get-gets, write-writes (精品文档请下载)
2) s, x, sh, ch, o结尾的, 加es:fix-fixes , pass—passes, watch-watches, (精品文档请下载)
wash—washes, go —goes
3)以辅音字母+y结尾的,要把y变成i再加es:study—studies, carry—carries, worry—worries(精品文档请下载)
4) 特殊变化:have—has
3.一般如今时的否认句,如句中有am, is,
are,直接在后面加not;没有的,要在谓语动词前要加助动词don’t或doesn’t。主语为第一、第二人称和第三人称复数的,用don’t;主语为第三人称单数的,用doesn’t,但谓语动词要恢复原形。(精品文档请下载)
如:We are at home. We aren’t at home。
The lady is from Canada。 The lady is not from Canada。(精品文档请下载)
I want to go to the party。 I don't want