1,be动词就是要行为动词前系动词后:
2,跟人有关的就用人称代词,与事物有关的就用物主代词,
注:和人打电话,或者有人敲门时询问要用it
3.名词分为可数名词和不可数名词,不可数名词只能用单数,可数名词名词又分为单数和复数,很明显,单数就用is(was),复数就用are等
4.冠词就是a/ an/ the
5.There be遵循就近原则,意思是靠近的是单数就用单数,靠近复数就用复数
eg.There is a book and two pens.
There are two pens and a book.