[ Grammar ]
What does the prefix UN- mean?
A. Not
B. Again
C. In, within
D. To move forward
Select your answer:

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Conditional Sentence 0, 1Past Simple - Present PerfectGrammar and IdiomsPast simple regular verbsGrammar - Collective NounsGrammar: Morphologymust/shouldAntonymsDirect-Indirect SpeechSentence Structure and Pronoun AntecedentOther quiz:
Simple Past Tense › ViewExcuse me Sir, . . . you . . . me to finish your experiment yesterday afternoon?
A. Do – asked
B. Did – asked
C. Did – ask
D. Does – asks
Verb Tenses › View
I ________ my keys this morning.
A. found
B. misplaced
C. lost
D. discovered
