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Do not run around in _____ office.
A. a
B. the

Random Topics:
Conditional Sentence Type 1Comparatives and SuperlativesPresent Simple Tense PassiveWill, Be going to, Present ContinuousCausative VerbPast Simple and ContinuousKinds of SentencesModals TensesPast Continues TenseVerbs and AdverbsOther quiz:
Present Simple Tense Passive › ViewFirst, the cocoa …….
A. is grilled
B. is mixed
C. is refined
D. is ground
Perfect Modals › View
You ________ finished the book by now; you’ve been reading it for weeks.
A. must have
B. should have
C. could have
D. would have
Some vs. Any › ViewShe bought … new furniture. (A certain amount of furniture.)
a. some
b. any
Vocabulary and Grammar › View
Martin Cooper is the man ____ invented the mobile phone.
A. who
B. where
C. which
