[ 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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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