Думаю, can, так как Can - это прежду всего умение чего-то.
А may - больше как разрешение (May I?)
Тем более здесь усиление (really well)
Объяснение:
you in.
1. If you come home late, I *won't let*
2. If he *doesn't like* the house, he won't buy it.
3. If he *reads* in bad light, he'll harm his eyes.
4.If they *are* ill, I'll take them to the hospital.
5.If I help him in the garden, he *will give* me $10.
6. The police *will arrest* him if they catch him.
7. If he *has* a good time in Rome, we'll go there too.
8. The table *will break* if you stand on it. 9.She'll be very furious if she *hears* it. 10.He*will be* late for the train if he *doesn't get* up early. a
Объяснение:
Use if or unless correctly
1. You will have an accident *unless* you are more careful.
2. *If* the children don't behave themselves, they won't go to the cinema.
3 *Unless* you do the shopping, I won't cook dinner.
4. *If* she has a toothache, she will go to the doctor.
5. They won't go to the USA *unless* he buys tickets for them.
6. I will give you a call *if* I have time tomorrow.
7. *Unless* it rains, we'll go for a walk.
8. Sara won't be happy *unless* We come to the party.
9. *Unless* he hurries, he'll be late for school.
10. *If* you join the gym, you'll be fit and healthy.
can
определённо ,другого не дано