Grammar

Should >< Shouldn’t

Can >< Cannot ( can’t )

Have to >< Don’t have to

This is our lesson today

Should >< Shouldn’t

A: When do we use Should?

I’m hungry!

You should eat something!

You should go to bed

early.

I’m sleepy!

I’m sad!

You should go out with

your friends.

Should >< Shouldn’t

A: When do we use Should?

We use should to express a good idea or to give an advice.

Should >< Shouldn’t

A: When do we use Shouldn’t ?

I’m hungry!

You shouldn’t miss your breakfast!

You shouldn’t go to bed

late.

I’m sleepy!

I’m sad!

You shouldn’t stay home

alone.

Should >< Shouldn’t

A: When do we use Shouldn’t ?

We use Shouldn’t to express a bad idea or to give an advice.

Practice should and

shouldn’t (Worksheet 1)

Can >< Can’t

A: When do we use can?

A fish can swim.

They can make biscuit.

We can sing opera.

Can >< Can’t

A: When do we use can?

We use can to express a possibility or an ability

Can >< Can’t

A: When do we use can’t?

A bird can’t swim.

They can’t make biscuit.

He can’t sing opera.

Can >< Can’t

A: When do we use can’t?

We use can’t to express something impossible.

Practice can and

can’t (Worksheet 2)

Have to >< Don’t

have toA: When do we use have to?

Cinderella has to come home before 12 o’

clock.

Students have to do

homework before going

to school.

Jimmy has to get up early in the morning.

Have to >< Don’t

have toA: When do we use have to?

We use have to to express a necessity. ( something you need to do)

Have to >< Don’t

have toA: When do we use don’t have to?

Cinderella doesn’t have

to come home before 10 o’

clock.

Students don’t have to do

homework on Sunday.

Jimmy doesn’t have to get up

early in the evening.

Have to >< Don’t

have toA: When do we use have to?

We use have to to express something unnecessary. ( something you don’t need to do)

Practice can and

can’t (Worksheet 3)