Ability
Obligation/Prohibition
All
100

Now, we ____ (+) speak English well.

Now, we CAN speak English well.

100

You ____ get a visa to travel to the USA.

You MUST get a visa to travel to the USA.

100

You ____  take pictures in the museum.
a. shouldn't
b. couldn't
c. mustn't
d. don't have to)

c) You MUSTN'T take pictures in the museum.

200

I think I ____  help you learn math if you study hard.

I think I CAN help you learn math if you study hard.

200

You _____ cheat on exams.

You MUSTN'T cheat on exams.

300

Five years ago, I ____ (-) play the piano. 

Five years ago, I COULDN'T play the piano.

300

Correct or incorrect: It can't be Lydia's car, she is out of town.

Correct

300

I _____lend you my notebook, if you'd like.
a. should
b. have to
c. must
d. could

d) I COULD lend you my notebook, if you'd like.

400

I ____ (+) run very fast when I was six years old.

I COULD run very fast when I was six years old.

400

Correct or incorrect: It must be after 8pm, it is very dark outside.

Correct

400

You ____ use your mobile phone in this place.
a. can't
b. couldn't
c. couldn't
d. don't have to

a) You CAN'T use your mobile phone in this place.
500

"____ you help me with this math problem?"
"Yes, I ____."

"COULD you help me with this math problem?"
"Yes, I CAN."

500

He _____ park in the grass. It's not allowed.
Hint: 2 options

He MUSTN'T/CAN'T park in the grass. It's not allowed.

500

You don't have to shout. I ____ hear you very well.
a. could
b. should
c. can
d. can't

c) You don't have to shout. I CAN hear you very well.

M
e
n
u