[ Grammar ]
Noun Identification: Which of the following is a noun?
A. solve
B. discover
C. mystery
D. happy
Select your answer:

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Grammar › ViewChoose the article you use when the word begins with a vowel sound:
A. An
B. A
C. Zero
D. The
Grammar › View
He _______ long working hours because his previous job was very demanding.
A. used to
B. is used to
C. gets used to
D. got used to
