[ Preposition after some Verbs ]
My husband specializes _______ computer software.
A. for
B. about
C. in
D. of

Random Topics:
Prepositions Of PlaceAdverbs and Time ExpressionsModal and Modal PerfectPast Simple and ContinuousWas and WereConjunctive AdverbPrepositions of Time and PlaceIf/Unless - Conditional type 1Past Simple (to be)ConjunctionsOther quiz:
Tenses › ViewWhat were the students doing in the classroom?
A. They were studying.
B. They is playing.
C. They are sleeping.
D. They was eating.
Grammar › View
_______ on _______ well requires discipline.
A. Focusing, doing
B. Focused, doing
C. Doing, focused
D. Focusing, do