Present simple现在时
| I | sit |
|---|---|
| you | sit |
| he/she/it | sits |
| we | sit |
| you | sit |
| they | sit |
sit的动词变位
- 词义 坐
- 级别 A1
- 变位类型 不规则
这个动词的特别之处
- 在许多时态中不规则——最稳妥的办法是把整张表学下来。 → 不规则动词
- 要记住的三个基本形式：sit – sat – sat。
- 加 -ing 时的特殊拼写（去掉不发音的 e、双写辅音、-ie 变 -y）：sitting。 → 现在进行时（Present Progressive）
加粗并带下划线的是词尾。◆标出不合规则的形式。
直陈式
Past simple完成的过去
| I | sat |
|---|---|
| you | sat |
| he/she/it | sat |
| we | sat |
| you | sat |
| they | sat |
Present perfect完成时
| I | have sat |
|---|---|
| you | have sat |
| he/she/it | has sat |
| we | have sat |
| you | have sat |
| they | have sat |
Past perfect过去完成时
| I | had sat |
|---|---|
| you | had sat |
| he/she/it | had sat |
| we | had sat |
| you | had sat |
| they | had sat |
Future (will)将来时
| I | will sit |
|---|---|
| you | will sit |
| he/she/it | will sit |
| we | will sit |
| you | will sit |
| they | will sit |
详见： will
Future perfect将来完成时
| I | will have sat |
|---|---|
| you | will have sat |
| he/she/it | will have sat |
| we | will have sat |
| you | will have sat |
| they | will have sat |
条件式
Conditional (would)条件式
| I | would sit |
|---|---|
| you | would sit |
| he/she/it | would sit |
| we | would sit |
| you | would sit |
| they | would sit |
Conditional perfect过去条件式
| I | would have sat |
|---|---|
| you | would have sat |
| he/she/it | would have sat |
| we | would have sat |
| you | would have sat |
| they | would have sat |
进行时
Present progressive现在进行时
| I | am sitting |
|---|---|
| you | are sitting |
| he/she/it | is sitting |
| we | are sitting |
| you | are sitting |
| they | are sitting |
Past progressive过去进行时
| I | was sitting |
|---|---|
| you | were sitting |
| he/she/it | was sitting |
| we | were sitting |
| you | were sitting |
| they | were sitting |
Present perfect progressive现在完成进行时
| I | have been sitting |
|---|---|
| you | have been sitting |
| he/she/it | has been sitting |
| we | have been sitting |
| you | have been sitting |
| they | have been sitting |
Past perfect progressive过去完成进行时
| I | had been sitting |
|---|---|
| you | had been sitting |
| he/she/it | had been sitting |
| we | had been sitting |
| you | had been sitting |
| they | had been sitting |
Future progressive将来进行时
| I | will be sitting |
|---|---|
| you | will be sitting |
| he/she/it | will be sitting |
| we | will be sitting |
| you | will be sitting |
| they | will be sitting |
命令式
Imperative肯定命令式
| you | sit |
|---|---|
| we | let's sit |
详见： 祈使句
非限定形式
课程中的例句
每个句子都来自本课程的词表或语法专题。动词形式已标出，下面写着它是哪个时态、哪个人称。
We sat in the shade.我们坐在树荫下。
sat — Past simple · I; Past simple · you
It is warm enough to sit outside.天气够暖和，可以坐在外面了。
sit — Present simple · I; Present simple · you
He sat down beside her.他在她旁边坐了下来。
sat — Past simple · I; Past simple · you
They sat around the small table.他们围坐在那张小桌子旁。
sat — Past simple · I; Past simple · you
My back hurts when I sit too long.坐久了我背疼。
sit — Present simple · I; Present simple · you
We sat in the garden all afternoon.我们整个下午都坐在花园里。
sat — Past simple · I; Past simple · you
快速练习
5个填空，先来自上面的例句，再来自变位表。每个回答都会计入你的复习。
继续学习
同一变位类型的动词
相关语法专题
这些形式按语言规则算出——两遍，用两种互相独立的方法——并且和本课程里所有手写的形式核对过。例句都是本课程自己的句子。