He was very busy, but still __________ to visit us (could / must / had to /was able to)
was able to
I forgot to bring my phone so, I ________ phone you.
wasn't able to / couldn't
I _________ (not / able) accept the job because it is too far away.
am not able to
We need someone who _________ speak Spanish very well.
can / is able to
Excuse me. This is a no smoking area. You______ here. (don't have to smoke / mustn't smoke / doesn't have to smoke / don't smoke)
mustn't smoke
Sorry. No dogs are permitted here. You_______ your dog to school. (don't have to bring / must not to bring / mustn't bring / doesn't have to bring)
mustn't bring
Don't worry, Timmy. You _______ the dishes. I'll do them myself. (must not wash / shouldn't be wash / don't have to wash / don't wash)
don't have to wash
Sorry, I _________ come yesterday. (can't / shouldn't / couldn't / could )
couldn't
I _________ call him because my telephone is out of battery. I need to charge it.
can't / I'm not able to
According to Frank's doctor, he is very heavy. He ______ on a diet. (must be go / must goes / must going / must go)
has to go
Can you read this for me? I ______ see without my glasses.
can't
Exercise is good for you. Everybody_____. (must exercise / should exercise / has to exercise / have to exercise)
should exercise
Peter is a businessman. He_________ often for his job. (have to traveling / has to traveled / has be travel / has to travel)
has to travel
You look sick. You ______ see a doctor ( can / should / could / shouldn't)
should
Estela_______ today, so she's going to play tennis. (hasn't to work / don't have to work / shouldn't work / doesn't have to work)
doesn't have to work
You ______ help me. I don't know what to do. (don't have to / have to / must / has to)
have to /
Will you ________ come to my wedding?
be able to
Yesterday I lost my keys and I looked for them everywhere, but I______ find them
couldn't
This is beautiful. In my opinion, you________. (have to buy it / must buy it / should buy it / has to buy it)
should buy it
I _______ ride a bike. I always fall (could / can / couldn't / can't)
can't
Little Lisa is upset because she______ do her homework before she can watch TV. (have to / has to / should / can)
has to
I'm sick. According to my doctor, I _______ go to work today. (should / don't / can / shouldn't)
shouldn't
Too much caffeine is bad for you. You______ drink too much coffee. (can't / must not / don't have to / shouldn't)
shouldn't
When I go to Malta next month, I _______ (able) practise my English.
will be able to
The doctor _________ (able) see you right now. He has another appointment.
isn't able to
We will be on holiday next month so we ________ (not / able) go to your party.
won't be able to
That movie is really exciting. I think you'll like it. You_____ it. (should see / must see / have to see / has to see)
should see
When I visit Paris, I ____________ visit the Eifell Tower
will be able to