Grammar Quiz
[ Modal Verb in Passive Voice ]

Natural resources _________________to protect our planet.

A. must not be conserved

B. must be conserve

C. must not be conserving

D. must be conserved

Select your answer:
A  B  C  D  E 


Random Topics:

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Other quiz:

Modals › View

I ___ be able to attend the meeting tomorrow.

A. can

B. will

C. might

D. would

Phrasal Verbs › View

You have to ________ a lot of new information when learning something.

A. join up

B. pick up

C. wear out

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