[ Vocabulary and Grammar ]
Mr. John feels tired because he ______ hard all day.
A. works
B. worked
C. had worked
D. has been working

Random Topics:
Tenses and OpinionsPast Perfect & Past SimpleDefinite pronouns (Subject, Object, Reflexive)Noun ClausePresent Continuous for FutureInfinitivesAdverb Of Placeused to, be used to, get used toPreposition FormPast simple vs Present perfectOther quiz:
Grammar › ViewYou can’t use the elevator because it’s ______ of order.
A. by
B. in
C. out
D. outside
Grammar › View
Scott took up a new ………. as an English professor at a university.
A. employment
B. occupation
C. work
D. post
I think you ………….. stay indoors. It’s raining
A. must
B. mustn’t
C. should
D. shouldn’t
Quantifiers › View
I haven’t got ___________ sweets.
A. any
B. some