15. Look at these expressions!

(1) You mustn't sleep here.
(2) You must keep this important
information
(3) I strongly advise you.
(4) You aren't permitted to enter the
classroom.
(5) We have to obey our parents
Based on the expressions above, the
expressions of obligation are shown in
numbers ….
a. (1) and (2) c. (2) and (3)
b. (1) and (4) d. (2) and (5)

tolong di jawaab cepet soal nya mau di kumpulin sekarang​

15. Look at these expressions!