What's this?
island
What's this?
speakers
What's this?
cough
Have you ever ... (fall) from a bike?
fallen
What's this?
desert
Have you ever ... (be) to China?
been
What's this?
mountain
What's this?
save a document
What's this?
screen
What's this?
fit
I've never ... (see) a shark
seen
What's this?
ocean
Have you ever (have) a cold?
What's this?
sore throat
What's this?
healthy
Have you ever ... (feel) sick?
felt
What's this?
stomachache