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___ sensors in the building detected motion during the night.
A. ∅
B. the
C. a
D. A
Random Topics:
ApologizingPast Tense and Past ContinuousRelative Pronouns and AdverbsPresent Perfect Simple and ContinuousGrammar ElementarySentences Function and StructureMay, MightPassive SentencesPast and Perfect TensesPassive to ActiveOther quiz:
Present Simple and Present Continuous Tense › ViewHe _______ not want to go to the movie?
a. do
b. does
c. done
d. to do
Tenses › View
The English ___ of sports and ___ themselves as good sportsmen.
A. are fond / regard
B. is fond / regards
C. were fond / regards
D. was fond / regards
E. am fond / are regarding
Grammar › ViewRoses are the most common flowers given ___ this occasion.
a. on
b. in
c. after
d. under
Tenses › View
The cell ____ rapidly under the microscope at 9 AM this morning.
A. was dividing
B. divides
C. is dividing
D. will divide