[ Modal Auxiliaries ]
To help protect our oceans and sea life, we ______ solve our plastic waste problem. (obligation)
A. must
B. should
C. may
Select your answer:
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Compound and Complex Sentences › ViewWhen a subordinating conjunction is in the middle of a sentence, a comma is required.
A. TRUE
B. FALSE
Grammar › View
You ______ the cleaning. I would have done it tonight.
A. wouldn’t have done
B. can’t have done
C. couldn’t have done
D. needn’t have done