[ Modals ]
We ___ avoid wasting water whenever possible.
A. need
B. could
C. ought to
D. might
Select your answer:
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Grammar › ViewWhat is a preposition?
A. A word that shows the relationship between a noun and another word
B. A type of punctuation
C. A verb
D. A noun
Grammar › View
Choose the right article: “___ accurate measurement is crucial for ensuring structural safety.”
A. An
B. A
C. The
D. None