Presentation on theme: "Unit 4 Grammar Modals: May Might Can Could Andrea Baeza Alba Martínez de Vega 1ºD."— Presentation transcript:
Unit 4 Grammar Modals: May Might Can Could Andrea Baeza Alba Martínez de Vega 1ºD
-Ability Can Can expresses ability in the present Could Could expresses general ability in the past Example: He`s lucky he can remember facts very easily When I was a child I could speak Welsh but now I`ve forgotten it completly.
could To talk about an achievement or something that was done with difficulty, we do not used could We can use was/were able to, managed to + infinitive or succeded in + verb -ing. Example: On holiday, they succeded in holding a conversation with a vocabulary of just 50 words.
-Permission Can cannot/can´t Can is often used to express permission and cannot/can´t is often used to express prohibition in the present and in general time. EX: In the UK, children cannot leave school until the are 16. (prohibition) Could and couldn´t Could and couldn´t are used to express permission and prohibition in the past EX: In the 1950s, children in the UK could leave school at 14. (permission)
May May is sometimes used to express permission and prohibition in the present. - It is more formal and polite than can. o EX: Members may not wear jeans or T-shirts at formal ceremonies.
Requests, suggestions and polite orders Can and Could Can and Could are both used to make offers and requests and to give polite orders and sugestions. CAN CAN it is informal COULD COULD it is neutral Example Can/could i help you with that? (order) Can/could you test me on these words?(request)
Might Might is sometimes used to request permission very politely but is usually used only in highly formal situations. Example- Migh I be allowed to give an opinion on this matter?
Possibilty and probability May, might and could May, might and could are used to speculate about the possibility of events and situations in the present and future. Example They could decide to take the train(possible) She may get here on time if she catches the later train (possible)
May, might and could + have + past participle May, might and could + have + past participle are used to speculate about events and situations in the past. Example They are late. The may have been held up in the rush hour traffic. May, might and could + have + past participle May, might and could + have + past participle are used to talk about possibilities in the past that we know didn´t actually happen. Example Didn´t used a map? You might have got lost (But you didn´t)
Cannot/ can`t is used to express negative Cannot/ can`t is used to express negative certainty about the present based on evidence. Example: This bill can´t be right. We`ve only had two coffees! Cannot/can`t + have + past Cannot/can`t + have + past participle is used to express negative certainty about the past based on evidence. Example: This doesn`t taste like pizza. She can´t have followed the recipe.
Can and could are used to talk about Can and could are used to talk about theoretical possibility. Could indicates less confidence than can. Example The shoool can take pupils but it would be difficult in terms of space. May, might and could + be+ verb -ing May, might and could + be+ verb -ing are used to speculate about events and situations in the immediate present in the future Example Where´s Sam? He might be studying in his room.
Exercises _____ you please pass me that book? When he was young he _____ dance all night long. _____ you speak Chinese? You ______ at least come with us and meet our new neighbor. She ______ drive but she takes de bus to go to work. Could Can Might Can
Nowadays people ______ travel very easily all over Europe. You _____ not speak during this exam. You ______ smoke on the bus! I ______ go to the party, but I’m not sure yet. You ______ leave now if you wish. I don’t know yet but I ______come with you after all. In that country citizens ______ now make suggestions openly, it is a new democracy. may Can Might Can`t may might