Could -couldn't

I ___________ go to the party last night because I was sick.

• could

• couldn't

• should

• shouldn't

Douglas hit the tree because he ___________ stop his car

• could

• couldn't

• should

• shouldn't

Most dinosaurs walked on land, but some ___________ fly or even swim.

• could

• couldn't

• should

• shouldn't

Excuse me, I ___________ hear you. The music is too loud.

• could

• couldn't

• should

• shouldn't

___________ you see the moon last night?

• could

• couldn't

• should

• shouldn't

Leonardo da Vinci was a genius! He _______ draw a picture and read a book at the same time.

• could

• couldn't

• should

• shouldn't

When I was a baby I ___________ speak.

• could

• couldn't

• I don't know

In 1950, people __________ mobile phones.

• couldn't

• I don't know

• could

When I was young, I ___________ play the guitar, it was too difficult for me!

• could

• couldn't

• I don't know

I ________ write my name when I was seven years old.

• I don't know

• couldn't

• could