[ Vocabulary & Grammar ]
The technicians were able to work faster as they became familiar ___________ the new machines.
A. to
B. with
C. about
D. at

Random Topics:
Simple Future TensePresent Perfect SimpleNouns and Quantifiersduring, for, whilePassive Voice in Past and Present TenseModals for Necessity and SuggestionsPresent Simple/AffirmativeKinds of SentencesPast ParticipleQuantifiers with NounsOther quiz:
Degree of Comparison › ViewNadya thinks that science is the … subject.
A. most difficult
B. more difficult
C. more easy
D. easier
Grammar › View
Why do you always look so _____? Is your life really that bad?
A. amazed
B. amazing
C. worrying
D. worried
Simple Present Tense › ViewMy friends and I……home at 3.00 every afternoon.
A. go
B. goes
Grammar › View
My project ………., because someone spilt milk on it.
A. Is ruined
B. Will be ruined
C. Was ruined
D. Are ruined
