4.

a) Where is the school bag? It's on the chair

b) Who is your best friend ? Peter is my best.

c) What color is your new car ? It's red.

d) Where is your grandfather ? He's in the garden.

e) How many books are there on the table ? There are three books

f) What animals do you like ? I like cats and rabits.

g) Why are you happy ?  Because it's my birthday.

h) Where is the cat ? It's under the chair .

i) Who is that woman ? She is Mrs. Green. She's our teacher

5. 

Peter : Where are my books, Mum ?

Peter's mother : Your books ? Look in  your room.

Peter : I can't see them in my room

Peter's mother : They are here, on the chair.

Peter : Is there a pen there, too ?
Peter's mother : No, it's not on the chair. It's three, under the table.

Excercise 4:

a, Where is the school bag? It's on the desk

b, Who is your best friend? Peter is my best friend

c, What colour is your new car? It's red

d, Where is your grandfather? He's in the garden

e, How many books are the on the table? There are three books

f, What animals do you like? Ilike cats and rabbits

g, Why are you happy? Because it's my birthday

h, Where is the cat? It's under the chair

i, Who is that woman? She is Mrs. Green. She's our teacher

Excercise 5:

(1) books

(2) see

(3) here

(4) pen

(5) under