Resposta :
b) N: apples are not expensive this week
I: are the apples expensive this week?
c) N: frank is not our best friend
I: is frank our best friend?
d) N: Karen is not very beautiful today
I: Is Karen very beautiful today?
e) N: summer is not too hot this year
I: is the summer too hot this year?
f) N: you are not late for an english class
I: are you late for english class?
Resposta
b) Negative: Apples aren't expensive this week
Interrogative: Are the apples expensive this week?
c) Negative: Frank isn't our best friend
Interrogative: Is Frank our best friend?
d) Negative: Karen isn't very beautiful today
Interrogative: Is Karen very beautiful today?
e) Negative: Summer isn't very hot this year
Interrogative: Is the Summer very hot today?
f) Negative: You aren't late for the English lesson
Interrogative: Are you late for the English lesson?
Espero ter ajudado <3