[ Grammar ]
_____ quiet! I’m trying to concentrate.
A. Do
B. Be
C. Is
D. Was

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Nouns FormationSubject Verb Agreement & Subjunctive MoodGrammar - First ConditionalAdverbial Clause, Noun ClausePhrasal VerbVerbal PhrasesAdjectives (-ed / -ing)Sentence Structure and Grammar RulesAdverbs of How Something is DoneGrammar Comma UsageOther quiz:
Past Perfect and Past Perfect Continuous › ViewHe (feel) bad for some weeks now.
A. has felt
B. has feeling
C. is feeling
D. has been felt
Definite & Indefinite Pronoun & Conditionals › View
What’s going on? Is there … at the door?
A. Anyone
B. Someone