文档介绍：be动词的用法
am is are
一般现在时
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be动词的种类
be动词包括“am”, “is”, “are”三种形式。
第一人称单数(I)配合am来用。
句型解析析:I am+…
I am smart .
I am ten years old.
I am a student.
I am a boy.
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be动词的种类
第二人称(You)配合are使用。
句型解析:You are+…
You are my good friend.
You are a good person.
You are beautiful.
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be动词的种类
第三人称单数(He or She or It)配合is使用。
句型解析:She(He, It) is +……
She is a good girl.
She is so cute.
She is a teacher.
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be动词的种类
人称复数(we /you/they)配合are使用。
句型解析:We (You, They) are +……
We are in Class 5,Grade 7.
They are my friends.
You are good students.
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综合解析
当使用be动词的时候,要注意前面是第几人
称。be动词前面的人称,是不可随意替换的。
即:我(I)用am, 你(you)用are,
is连着他(he)、她(she)、它(it);
单数is复数are,学好英语就靠它。
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把下列句子改为一般疑问句:
is an English girl.
name is Tom.
Chen is from Beijing.
and Wang Hui are good friends.
Is Mary an English girl?
Is his name Tom ?
Is Miss Chen from Beijing?
Are Daming and Wang Hui good friends?
一般疑问句是疑问句的一种。
它是只用yes(是)或no(否)来回答的句子。
be动词的一般疑问句结构:
Be+主语+其他成分?
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把下列句子改为一般疑问句:
am twenty-nine.
am in Class Five,Grade Seven.
are from Beijing.
father and her mother are teachers.
Are you twenty-nine?
Are you in Class Five, Grade Seven?
Are you from Beijing?
Are her father and her mother teachers?
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把下列句子改为否定句:
am twenty-nine.
am in Class Five,Grade Seven.
are from Beijing.
father and her mother are teachers.
I am not twenty-nine.
We are not from Beijing.
I am not in Class Five, Grade Seven.
Her father and her mother aren't teachers.
be动词的否定句:
be动词后加not
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把下列句子改为否定句:
favourite sport is swimmi