Question

Pregunta 1
When working in this are you _________ protective clothing

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Must to wear


Need to wearing


must wear


doesn’t have to wear


should to wear


Pregunta 2

These chemicals _________ kept in a locked cupboard because they are harmful.

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shouln’t been


must to being


need to be


has to be


have be


Pregunta 3

Pregnant women _________ this medicine as it may cause birth defects.

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must not to take


should not taking


has to take.


should not take


must take


Pregunta 4

To express possible results of a hazard, we use ________.

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might or could


must


should


need to


mustn’t


Pregunta 5

To express obligations, we use _______.

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could


might


have to


must


c and d

Answer 1

Respuestala 1 must wear ...

la 2 need to be

3 shol not take

Migo si lo haces las 2 últimas avisa pe me falta esas

Exp icación:

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