[ Vocabulary & Grammar ]
Cultural problems can range from miscommunication to actual conflict, all ____ effective worker productivity and performance.
A. endanger
B. endangers
C. endangering
D. endangered
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Gerund and InfinitivesTenses PracticeZero and First ConditionalsAuxiliary WordsIf/Unless - Conditional type 1Conjunction and PunctuationVerb Forms and PrepositionsPunctuationPast Continuous vs Past SimpleGrammar / PronounsOther quiz:
Grammar › ViewHe hates ____________ for the bus?
A. wait
B. to wait
C. waiting
Grammar › View
We usually _____English every day.
A. studies
B. studying
C. study
D. studied