capacity informal permission poder CAN PRESENT

No man! She cannot (can’t) solve it. (capacity) Chelsea can solve that problem. (capacity) Can you tell me why? (capacity) Of course, you can. (informal permission) Can I turn on the TV? (informal permission)

COULD podia capacity in the past PAST

When I was younger I could stay up all night and not get tired. Last week Windows could not (couldn’t) start because a configuration problem. Could he have done a better job yesterday ?

BE ABLE TO can be able to PRESENT - PAST - FUTURE ser capaz poder

You can do that. You are able to do that. You were able to do that. You will be able to do that. You could do that. PRESENT PAST FUTURE

MAY FUTURE possibility formal permission poder

The explosion may have been caused by a malfunction. (possibility) We'd better not interfere - she may not like it. (possibility) May it cause a problem ? (possibility) - May I come in? - Yes, you may ! Please! Step inside! (formal permission)

MIGHT FUTURE - PAST uncertain possibility possibility in the past poderia hypothetical possibility possibility

I thought he might be hungry or maybe not. (uncertain possibility) If you were older you might understand. (hypothetical possibility) Might he have come if you asked ? (possibility in the past) Don't go any closer – it might/may be dangerous. (possibility)

MUST PRESENT - FUTURE obligation strong necessity dever deduction

You must help them. They're relatives of yours! (obligation) Joan must pay attention to the class. (necessity) John's been driving all day - he must be tired. (deduction)

MUST NOT PRESENT - FUTURE prohibition dever (negative) demand

You must not smoke. (prohibition) You mustn’t behave that way. It’s against the rules dude! (demand) You mustn't leave any stuff here. There are rules folks! Obey them! (demand) You must not talk inside here. (prohibition)

HAVE TO PRESENT– PAST- FUTURE must necessity = have to

You must focus in the text. You have to focus in the text. You had to focus in the text. (past) You will have to focus in the text. (future) = PRESENT - PAST - FUTURE

SHOULD OUGHT TO PRESENT - FUTURE should advice = ought to

They should stop doing that. No man! They should not (shouldn’t) stop the thing. Why? Should they try anything else ? Ben ought to rethink everything. I don’t think so! In my opinion Ben ought not to rethink anything. What? Ought he to repeat all the process?

Complete with the correct form of "can" and "may“. 1.She ________speak four languages. (capacity) 2.______I come in, Mr. president? (formal permission) 3._______ I press that key, teacher? (informal permission) 4.It_______happen to everyone. (possibility) 5.He________be telling the truth. (possibility) can May Can may may

6.He _______be telling lies, too. (possibility) 7. _______you read that sign from this distance? (capacity) 8.The students_______do it without your help Peter. (capacity) 9.____I use your computer, please ? (informal permission) 10.You_______try once more. (possibility) may Can can Can may

Complete the sentences using the correct form of have to. 1.We must call someone to help. We________call someone to help. (past) We________call someone to help. (past) 2.They must wait here for a while. They ___________wait here for a while. (future) They ___________wait here for a while. (future) 3.She must make a decision as soon as possible. She___________make a decision as soon as possible. (future) She___________make a decision as soon as possible. (future) 4.You must follow the rules, man. You _________follow the rules, man. (present) You _________follow the rules, man. (present) had to will have to have to

5.He must send that message now. He_________send that message now. (present) He_________send that message now. (present) 6.We must handle this situation immediately. We____________handle this situation immediately. (future) We____________handle this situation immediately. (future) 7.They must call the police. They are at risk! They ________call the police. They were at risk! (past) They ________call the police. They were at risk! (past) 8.He must hurry otherwise he will be caught! He ________hurry otherwise he will be caught! (present) He ________hurry otherwise he will be caught! (present) has to will have to had to has to

Fill the blanks using "should" or "ought" according to the sentence. 1.You _______talk to the dentist. 2._________they to repair that machine? 3.He ________to take those pills. 4. Every American________know that, forty years ago, it was against the law in many states for a black person to sit in the front of a bus. 5.The counselor________have helped that poor guy. 6.They__________to do their best in order to win the prize. 7.You________ to be kinder to him. 8. Keep in mind that this price _______ to be very, very low. should Ought should should ought ought ought ought

(FMU) - You__________play tennis better some years ago. a) can b) had c) ought d) could e) might Test 1

(FMU) - They___________do this tomorrow. a) is able to b) can to c) will be able to d) would be able e) could to Test 2

(Makenzie) - In the sentence, "You may be wrong, but you may be right." MAY means: a) possibility b) permission c) ability d) deduction e) obligation Test 3

(FECAP) - “I don’t know what these words mean. I should have brought my dictionary”. “should” can be replaced (substituído) by____ a) may b) must c) could d) ought to e) would Test 4

(Unesp) - Indique a sentença que expressa um conselho. a) When depressed, teens always ask for adult guidance. b) Teens see more of what life has to offer and then they become depressed. c) Adolescents who never make new friends become depressed. d) Adolescents don't try to make new friends when they feel depressed. e) When teens become depressed, they should try to ask an adult for help. Test 5

Test 6 (Unesp) - Assinale a alternativa correta: Doctors and dentists should always ______ with their training. a) continued b) continue c) continuing d) will continued e) have continue

Test 7 (Unirio) - Assinale a alternativa correta: I'm sorry the train was late and I arrive earlier a) couldn't b) ought not c) don't d) mustn't e) wouldn't

Test 8 (Mackenzie) - Indicate the alternative that best completes the following sentence. "Look how wet the ground is! It _________ last night. a) might be sunny b) must have rained c) should have been warm d) may be snowing e) ought to dry

Test 9 (Unesp) - Universities abroad may ________ a more recent result when the IELTS was taken a long time ago. a) requires b) require c) to require d) requiring e) required

Test 10 (PucCamp) - Assinale a letra correspondente à alternativa que preenche corretamente as lacunas da frase apresentada. Janet: Look, our boat is sinking! Peter: Oh, dear! Can you swim? Janet: Yes, but we won't have to, there's a life boat on board. In the above dialogue, the verbs "CAN" and "HAVE TO" express respectively and a) ability - obligation b) permission - prohibition c) possibility - prohibition d) permission - possibility e) ability - necessity