May is a modal auxiliary verb. There is no –s in the third person singular. She may be here soon. (NOT She mays …) May is followed by an infinitive without to. You may be right. (NOT You may to be right.) He may come. Questions and negatives are made without do. May I come … Продължете с четенето на May
Both can and may can be used to talk about possibility. But there is some difference between them.