陈述句的肯定形式 | |
结构 | 例句 |
主语+be动词+表语 | I'm a student. 我是一名学生。 It was interesting. 它很有趣。 |
主语+实义动词+其他 | The girl likes singing. 这个女孩喜欢唱歌。 I often play basketball with my brother. 我经常和我哥哥打篮球。 |
主语+情态动词+动词原形+其他 | I can finish my homework on time. 我能够按时完成家庭作业。 |
陈述句的否定形式 | |
结构 | 例句 |
主语+be动词+not+表语 | I'm not angry. 我没有生气。 The weather is not fine. 天气不好。 |
主语+助动词+not+动词原形+其他 | I don't like apples. 我不喜欢苹果。 The girl doesn't like dancing. 这个女孩不喜欢跳舞。 She didn't do her homework. 她没有做她的家庭作业。 |
主语+情态动词+not+动词原形+其他 | I can't find my pen. 我找不到我的钢笔。 |
常见否定形式的缩写 | |
一般形式 | 缩写形式 |
is not | isn't |
was not | wasn't |
are not | aren't |
were not | weren't |
do not | don't |
does not | doesn't |
did not | didn't |
can not | can't |
could not | couldn't |
should not | shouldn't |
will not | won't |
must not | mustn't |