[ Indefinite Pronouns ]
No one knew how to open the door.
A. correct
B. not correct

Random Topics:
Opinion / AgreementPast form of ModalsAdjectives-Comparison, SuperlativePresent / Future / Present Progressive / non Action VerbsPronounciation and GrammarConjunctions & Cohesive DevicesTOEIC Grammar and Vocabulary ReviewAsking for and Giving OpinionTenses and QuestionsAdverb & Compound SentencesOther quiz:
Tenses › ViewI _______ on my computer when it suddenly crashed.
A. was working
B. worked
C. had worked
D. would work
3rd Person Singular › View
Choose the correct:
A. Byron never plays soccer in the morning.
B. Byron plays never soccer in the morning.
C. Byron play soccer in the morning.
D. Byron never play soccer in the morning.
Grammar › ViewAhmad usually adds ………… sugar to his tea.
A. a few
B. a little
C. many
Vocabulary › View
What is a synonym for the word “entranced”?
A. Captivated
B. Bored
C. Annoyed
D. Surprised
