[ Indefinite Pronouns ]
No one knew how to open the door.
A. correct
B. not correct
Select your answer:
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Grammar (Adverbs, Prepositions, Prepositional Phrases)Conjunctions, Interjections and DeterminersA(n), the, no articleGerund, Infinitive & ModalsCompound and Complex, ConditionalsPresent ProgressivePassive Modals, Impersonal PassivePerfect ModalsPassive Voice Active VoiceOther quiz:
Tenses › ViewThe janitor __ the hallways every evening.
A. cleaned
B. cleans
C. will clean
D. Clean
Verb › View
We __________________ in our attempts to develop color photographs. (past perfect of fail)
A. Had failed
B. Have failed
C. Has failed
D. Failed
E. Fail