CAN / BE ABLE TO
CAN / COULD
100

I'm not available tomorrow but I ______ (meet) next Monday.

I'm not available tomorrow but I CAN meet next Monday.

100

Adriana and her mother _____ the door because it was locked.

Adriana and her mother COULDN'T the door because it was locked.

200

As his leg was in plaster, John ______ (walk) for the next couple weeks.

As his leg was in plaster, John WASN'T ABLE TO / WAS UNABLE TO (walk) for the next couple weeks.

200

Frank ________ any Spanish when he got a job offer from a company in Spain.

Frank COULDN'T SPEAK any Spanish when he got a job offer from a company in Spain.

300

Scientists _____ (find) any signals from any form of intelligent life in space.

Scientists CAN'T FIND any signals from any form of intelligent life in space.

300

People ______ choose their opponents. The teams will be matched randomly.

People CAN'T choose their opponents. The teams will be matched randomly.

400

Our team ____ (win) the cup six times in twenty years.

Our team HAS BEEN ABLE TO WIN the cup six times in twenty years.

400

Bijan says he _______ four languages but he ______ to customers yesterday as he was a bit nervous.

Bijan says he CAN SPEAK four languages but he COULDN'T SPEAK/TALK to customers yesterday as he was a bit nervous.

500

Since the teenagers were partying very loudly, they _____ (hear) the doorbell when it rang.

Since the teenagers were partying very loudly, they WERE UNABLE TO HEAR / WEREN'T ABLE TO HEAR the doorbell when it rang.

500

Mike was the only one who _______ understand me, but now he  ______  either.

Mike was the only one who COULD understand me, but now he  CAN'T  either.

Click to zoom
M
e
n
u