Correct answers: 1 freezes 2 it is 3 to keep 4 good 5 warmer 6 any 7 there is 8 most 9 little 10 we'll need 11 the most 12 was 13 didn't want 14 used 15 made him 16 both his left foot and 17 was only ten 18. had joined 19 was picked 20 опять не допечатано, но обязательно у глагола должно быть окончание ing 21 his