[ 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:
Phrasal Verbs › ViewYou shouldn’t stay at home so much. Get ____ and make new friends.
A. by
B. out
C. over
D. away
Grammar › View
Neither my siblings nor I ____interested in the pottery class which Mrs Li is talking about.
A. is
B. am
C. are
D. were
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
