[ V-ing/to-V ]
Why don’t you use your working hours efficiently instead of _____ overtime?
A. working
B. to work
C. worked
D. work

Random Topics:
Uncountable NounsAdverbial ClausePresent, Past and Future TenseModal SpeculationConditionals and Modals of ProbabilityGrammar - Present Perfect with already, just, yetContinuous TenseVerb Tenses and Subject Verb AgreementPresent/Past/Past ParticpleThe -ing Form of VerbsOther quiz:
Vocabulary › Viewto create by arranging or inventing
A. devise
B. dogged
C. endeavor
D. execute
Grammar › View
Which of the following is an example of an adjectival clause describing an object?
A. The house where I grew up is now a museum.
B. The girl who won the competition is my best friend.
C. The book that I borrowed from the library is fascinating.
D. The day when we first met was unforgettable.
Grammar › View_____ you know where the nearest supermarket is?
A. Do
B. Does
C. Don’t
D. Doesn’t
Grammar › View
Donald and Fay always go ________ in the summer.
A. to go
B. go
C. going
