三单三

 singula piural

疑问代词

物主代词

个人代词

反身代词

        Simple Present:Repeated action,habit or hobby. 

  Positive sentence:  The puppies have a home.

  Negative sentence:The puppies dont have a home.

  Question:Do the puppies have a home?

         subject     helping verb    main verb

1. tense    sinhgular plural    talks=verb.
2.  
3.  
4.  

1,Subject:singular,plural

Countable Nouns: dog

Uncountable Nouns: air