Unit 3 Safety first

Select things you should do.

• 
• 
• 
• 

Don't throw your garbage on the ground. ___________.

• 
• 
• 
• 

Select what you "shouldn't" (should not) do.

• 
• 
• 
• 

Select the imperative sentence.

• Turn of the light.

• You turn turn off the lights.

• Must run of the lights.

• Should turn off the lights.

เลือกประโยคที่แปลว่า "ห้ามแหย่สัตว์"

• Don't eat fruits.

• Don't tease animals.

• Don't turn off the lights.

• Don't throw garbage on the ground.

We should not _____ near the pond.

It is dangerous, we might fall down.

• play

• plays

• played

• playing

Select the thing you should do.

• Play near the stove.

• Leave toys on the floor.

• Fly a kite near the electric cables.

• Put on a helmet before riding a motorcycle.

____________ when you cross the road.

• Turn of

• Be careful

• Don't cross

• Take exercise

When you sit in the front seat of a car, you must __________.

• Put your belt.

• Fasten your seatbelt.

• Throw garbage in the bin.

• Save water and electricity.

You _______ eat this apple. It is rotten.

• must

• must not

• should

• should not