[ Vocabulary ]
The company has a computer technician …….. call 24 hours a day.
A. at
B. on
C. in
D. of
Select your answer:

Random Topics:
SubjunctivesGrammar CorrectionPresent TenseNouns FormationSo, Such, Many, MuchFuture Time and TensesSimple Future - WillConstrative ConjunctionVerb PhrasesGrammar - ConnectorsOther quiz:
Grammar › ViewWe think ______ Joan is going to be late again.
A. how
B. that
C. when
D. X
Future Simple Tenses › View
. The song will be sung by the choir. Identify the voice used.
A. Instrumental voice
B. Vocal ensemble
C. Solo voice
D. Choral voice
