1) I ______________ swim. (ability) a) can b) should c) may 2) If you are sick, you ____________ go to the doctor. (adivce) a) can b) may c) should 3) You ______ brush your teeth after every meal. (recommendation) a) should b) may c) could 4) __________ I use your computer? (formal request) a) May b) Should c) Can 5) _____________ you open the door, please? (polite request) a) Could b) Should

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