Basics

Subject	Object	Possessive adjective	Possessive pronoun
I	me	my	mine
you	you	your	yours
he	him	his	his
she	her	her	hers
it	it	its	its
we	us	our	ours
they	them	their	theirs

Note

Nouns in English have no gender! Unless you're talking about a person or an animal you care about, use it or they!

This is my wife, is'nt she beautiful?
I lost my book, have you seen it?
I saw a rat, did you see it?
I have two parrots: Ray, he's red, and Maya, she's white.

a
an
the

to
in
on
at
by
with
from
before
after

how
what
when
where
why
who
which

yes no
true false

With verbs, we use not. There are two different forms: long and contracted

do not don't
will not won't
should not shouldn't

With can, there's a third form!

can not
cannot
can't

Subject + Verb + Object

I love you
Dogs like treats