更新时间：2024-06-13 23:06
原形不定词（Primitive indefinite word），英语语法，是无to的不定词，即原形动词。
知识点
It can't be true.
这不可能是真的。
You should read the rules carefully.
你们要仔细阅读这些规则。
3.原形不定词用在感官动词see, hear, feel, watch, look at, listen to后作受词补语,但在它们的被动语态中要用带to的不定词,作主词补语。
I heard her sing a good song.
我听到她唱一首好歌。
She was heard to sing a good song.
有人听到她唱一首好歌。
4.原形不定词用在使役动词let, make, help, have后作受词补语,但在它们的被动语态中,要用带to的不定词作主词补语。
He made us laugh.
他逗我们发笑。
We were made to laugh.
我们被逗笑了。
5.原形不定词的习惯用法。
You had better finish your homework.
你最好完成你的功课。
had better后要求接原形不定词。
I would rather stay at home than go to the movies.
我宁愿在家里也不愿去看电影。
would rather...than...后都要求原形不定词。
All that we do every day is study.
我们每天做的只是研读。
主词部分有一个表示动作的动词do时作主词补语的不定词通常多用原形不定词。