[ Grammar TOEFL ]
The police ____ when the alarm goes off
A. arrive quickly
B. is arriving
C. arrives quickly
D. has arrived

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QuantifiersPresent Perfect Simple & Present Perfect ContinuousPerfect TenseVerbsGerund vs InfinitiveHas Got & Have GotQuantifiers and ArticlesPresent Perfect ContinuousAdjective vs AdverbKinds of NounsOther quiz:
Past Perfect and Past Perfect Continuous › ViewI ….to contact him for ages, but he never replied.
A. had tried
B. had trying
C. tried
D. am trying
Grammar › View
Even when arrested, he denied ____ cut down that tree.
A. has
B. having
C. have
D. have had
Grammar › ViewState the gender of ‘sister’-
A. masculine gender
B. feminine gender
C. none of these
Modal Verbs › View
I ………………..bought you a teddy bear, I promise.
A. will
B. shall
C. may
D. can
