[ Prepositions ]
Don’t make noise! I’m concentrating ___________ the question.
A. for
B. to
C. with
D. on
Select your answer:

Random Topics:
Cohesive DevicesGrammar Pronoun and Singular Plural NounPaired ConjunctionGerund NounGrammar AssessmentNarrative, Past TensesMay, MightFuture TensesPhrasal VerbsTag QuestionOther quiz:
Preposition › ViewSumalee and Sombat always go out for dinner ______ their wedding anniversary..
A. in
B. on
C. at
Past Tense and Neutral › View
Many residents fled their homes when the volcano _________ to erupt.
A. threatened
B. is threatening
C. has threatened
D. would be threatening
