Contoh soal bahasa inggris tentang penggunaan kata must?

Answer:
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Elsa: Your illness is getting worse. Your body has a high fever.

Helen: "What should I do?

Elsa: ".....................


A. You have to sleep in the room

B. You must go to the doctor so that it can be handled well. <=======

C. You'd better swim in the river with me

D. You better put your head into the refrigerator.


*Thanks*