[ Grammar ]
While I ___ TV last night, the lights went out.
A. watch
B. am watching
C. watched
D. was watching

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Clauses and Conjunction › ViewStudents ____ study hard get good grades.
A. who
B. whose
C. which
D. where
Grammar › View
He will practice his musical piece soon.
A. article
B. adjective
C. noun
D. preposition
E. adverb