1.
1/ mustn't
2/ can't
3/ must
4/ can
5/ Must / Can
2.
1/ Football is more dangerous than jogging.
2/ November is cold than in June.
3/ I am as big as my older sister. We both are 1metre 50.
3.
1/ What are you doing ?
2/ I writing
3/ What are your cousins doing ?
4/ listening to
5/ Are your cousins watching TV ? Yes they are.