Quick quiz on Unit 3

1- You ..... wear a helmet when you ride a bike .

• should

• shouldn't

• does

2- Will it .......... a good competition ?

• is

• are

• be

3-The ...... moves blood around your body .

• heart

• lungs

• skeleton

4- Our ........ protects our brain .

• lungs

• skull

• tongue

5- We break down food in our......

• saliva

• skin

• stomach

We ........ food in the sun .

• use

• dry

• add

6- I like Chocolate ........

• brownie

• brown

• calories

If you don't get enough water , you get ...............

• hydrated

• dehydrated

• sweat

......are things you don't want in your body .

• joints

• toxins

• fruits

We find protein in ........

• soda

• meat

• bread