2 Can CAN Different uses: Abilities or capacities (to know or to be able to).Mary can swim very fast.Request, ask or give permissionCan you call me tonight ?PossibilityI can meet you later.It can also be used for suggestions.You can eat ravioli if you like pasta.
3 Could It is the past of can and it is used to express: Ability or capacity in the pastShe could run fast when she was a childPolite requestCould you help me with these suitcases?Polite suggestionYou could exercise and eat healthier foodPossibility –less probable than with can-Mark could join us in the cinema.
4 Be able to DIFFERENCE CAN and BE ABLE TO (in the past) It expresses abilities like can and it is used in all the verbal tenses where can is not used.I was able to finish my homework on timeDIFFERENCE CAN andBE ABLE TO (in the past)In a (+) past simple sentence, if we refer to something difficult that someone succeeded in doing on a specific occasion , we use be able to (or managed to)Although the space was very small, he was able to (or managed to) park there.IN THIS CONTEXT, COULD IS NOT POSSIBLE
5 END OF THE PRESENTATION Please now work on the exercises you will find on page 135
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