Question

Alguém poderia me ajudar plx

Answer 1

2-

a-If you want to attend the science course

b-if i buy a new refrigerator

c-if it is sunny

d-if you use both sides of the paper

3-

a-haven't they?

b-have you?

c-has he?

d-haven't you?

e-hasn't he/she?