Исправьте ошибки:1) It could to rain at the weekend.2) I may to be late home this evening.3) They might go not on holiday

1) It could rain at the weekend. 2) I may be late home this evening. 3) They might not go on holiday this year. They have not got much money. 4) They might stay with us for a week next summer. 5) He might not pass the exam. He did not study very hard.