主系表I am a girl.
主谓宾I like apples.
主谓 I run.
there be:There is a book in the book bag.
There are some books on the desk.
There was an egg in the basket.
There were a lot of people in the house.
There will be a meeting at 3 o'clock.
如果还没有看明白,我再给你别的例子.
主系表I am a girl.
主谓宾I like apples.
主谓 I run.
there be:There is a book in the book bag.
There are some books on the desk.
There was an egg in the basket.
There were a lot of people in the house.
There will be a meeting at 3 o'clock.
如果还没有看明白,我再给你别的例子.