[ Prepositions ]
I’m ringing on behalf ……. a colleague.
A. from
B. of

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Prepositions and ArticlesPhrasal Verbs with up and downIndefinite ArticlePresent Perfect or Past SimplePresent simple & ContinuousVerb 3 formsGrammar PhrasesGRAMMAR - Could / Could notProverbsGrammar: so and suchOther quiz:
Aptitude : Height and Distance › ViewAn observer 1.6 m tall is 203 away from a tower. The angle of elevation from his eye to the top of the tower is 30º. The heights of the tower is:
A. 21.6 m
B. 23.2 m
C. 24.72 m
D. None of these
Modals › View
If my boss is away on business, I……use her office to make phone calls.
A. can
B. can’t
C. need
D. allowed to
Have Got › View………. your classmates got mobile phones?
A. Have
B. Has
Tenses › View
My family (move) to the Canada by the time I was ten years old.
A. move
B. moves
C. moved
D. had moved
