Choose the best answer.

____ system of the body lets us break down the food we eat and turn it into energy.

• Circulatory

• Digestive

• Nervous

• Respiratory

In under a minute, your ____ can pump blood to bring oxygen and nutrients to every cell in your body.

• brain

• heart

• lungs

• vessels

If people breathe in deeply, their ____ can expand to twice their normal size.

• hearts

• kidneys

• lungs

• stomachs

It’s another name for the backbone. It is ____.

• brain

• leg

• pump

• spine

Food and drinks which strongly ____ the body can cause stress.

• boost

• develop

• encourage

• stimulate

“Look at those dark clouds!“ - “Yes, it ____ in some minutes.”

• will rain

• is going to rain

• are going to rain

• is raining

It‘s very hot. ____ the window, please?

• Are you opening

• Are you going to open

• Will you open

• Won’t you open

Wait! I ____ you to the station.

• A. am driving

• B. drive

• C. is going to drive

• D. will drive

What time ____ tomorrow?

• are you going to leave

• do you leave

• will you leave

• would you leave

I ____ my parents at the weekend. I already bought a train ticket.

• visit

• am going to visit

• visited

• will visit