Resposta :
a) Peter washes his hair three times a week.
b) Bob comes to school on foot everyday.
c) Diana plays tennis every Sunday.
d) I only have dinner with my boss once a week.
e) Steve only goes to the supermarket twice a week.
f) Bob goes to the park with his mother every evening.
g) The students have english classes three times a week.
h) David needs to travel to Belo Horizonte every month.
espero ter ajudado :)