[ Grammar ]
Timothy _____ ______ _______ networking courses for two years when he was promoted to be a coach.
A. had taken
B. had been taking
C. have been taking
D. could have taken

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TOEICGerunds and TensesGrammar: MorphologyGerund and InfinitivesInfinitives or GerundsWish SentencesGerund after Prepositions and Certain VerbsSimple Past - Irregular VerbsPresent Perfect and Past SimplePreposition FormOther quiz:
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Vocabullary Test › View
_____ is the language that you learn to speak from birth.
A. dialect
B. official language
C. first language
D. second language