Question

II. Complete the sentences using MUST or MUSTN’T and a verb in the
base form for the following situations.

5. When you are in class, you _____________________________________.
6. When you are in class, you _____________________________________.

Answer 1

Respuesta:

5. when you are in class, you must pay attention

6. when you are in class, you must not be in your phone

Answer 2

Respuesta:

Complete the sentences using Must or Mustn't.

5. You must pay attention to the teacher.

6. You mustn't chew gum.

Explicación:

El uso de Must y Mustn't. Must" es un auxiliar modal. Se usa principalmente para indicar una obligación o prohibición ("deber hacer algo" o "no deber hacer algo"). Como verbo auxiliar comparte las características de los modales: - Va seguido de un verbo en infinitivo sin "to"