Environment (should - shouldn't

We ___________ save energy.

• should

• should not

You ____________ smoke.

• should

• should not

They ________ throw trash.

• should

• should not

Allam ___________ plant trees.

• should

• should not

He ______ cut trees.

• should

• should not

People _____________ use solar energy.

• should

• should not

The sisters ________ collect their litter.

• should

• should not

Sam and Any ___________ use recycle bins.

• should

• should not

Humans_________ waste water.

• should

• shouldn't

Children ________ take care of animals.

• should

• shouldn't