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I watched _____ video you had sent me.
A. a
B. an
C. the
D. x

Random Topics:
Be going to / WillInterjection & Prepositional PhrasesPassive of Modal VerbsAuxiliaries VerbSingular and Plural NounsPast Simple vs Past ContinuousPast Simple VerbsPossessive Adjectives VS Possessive PronounsPhrases and ClausesUnreal ConditionalsOther quiz:
Modals › ViewError Analysis
He had better to save some money each month; otherwise, he will face financial difficulties in the future.
A. had better
B. to
C. will
D. face
Comparative Adverbs › View
Melissa walked into the classroom (loudly, more loudly, loudlier) than Ben.
A. loudly
B. more loudly
C. loudlier
Adjective and Adverb › ViewThe students study English …
A. dilligent
B. dilligently
Vocabulary › View
It has a center, an angle, and a direction. It moves every point of a figure in a circle around the center clockwise or counterclockwise, and for a distance specified by the angle.
A. Reflection
B. Rotation
C. Translation
D. Dilation