人称代词是用来代替人或事物的名字的词。它们在句子中发挥着重要有哪些用途。以下是英语中人称代词的基本使用方法：
1.主格人称代词：这类代词用作句子的主语，包含：
I
you
he
she
it
we
they
比如：
I am a student.
They are playing football.
2.宾格人称代词：这类代词用作动词或介词的宾语，包含：
me
you
him
her
it
us
them
比如：
The teacher likes me.
Please give the book to him.
3.所有格代词：这类代词表示所有关系，包含形容词性物主代词和名词性物主代词。
形容词性物主代词：my , your , his , her , its , our , their
名词性物主代词：mine , yours , his , hers , its , ours , theirs
比如：
This is my book.
The car is theirs.
4.反身代词：用于强调动作行为是由主语自己完成的，比如：
myself
yourself
himself
herself
itself
ourselves
themselves
比如：
She dressed herself.
We enjoyed ourselves at the party.
在用人称代词时，应该注意它们在句子中的地方、格的变化与与动词的一致性等。同时，还要防止代词指代不明或混淆的状况，以确保句子的明确和准确。