[ Grammar ]
Which perfect tense is this sentence written in?
They had not closed the schools before the big snowstorm arrived.
A. future perfect
B. past perfect
C. present perfect

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Prepositional PhraseGerunds, Infinitives and Modals of PossibilityNouns, Articles, DeterminersGrammar - Collective NounsRelative Clauses and UsageHabitual and Continuous TensesPast Perfect and Past Perfect ContinuousPronoun Antecedent AgreementConditional Sentence Type 2 and Type 3Question tag and + - AgreementOther quiz:
Passive Voice Active Voice › ViewTransform this sentence into active voice.
Instructions will be given to you by the teacher.
A. The teacher will give you instructions.
B. The teacher will be giving you instructions.
Grammar › View
Choose the complete sentence
A. My mom is
B. My mom is in the house.
C. my mom.
Grammar › ViewYou ____________________ teachers.
A. am not
B. is not
C. are not
Passive Voice › View
The room is being _________ at the moment.
A. was cleaned
B. cleaned
C. cleaning
D. clean
