Ex. 6
1 a isn't wearing
B) wears
2 a is working
b)doesn't work
3 a i am not using
b) use
4 a are studied
b) don't study
ex. 7
1 what are you doing now. i am watching tv.
2 what do you usually do on sundays. i usually visit my grandma on sundays.
3 what are you wearing today. i am wearing a dress today.
4 what do you usually wear at the weekend. i usually wear jeans and a T-shirt at the weekend.
5 how do you often study english. i study english twice a week