[ Present Perfect Tense ]
I have been teaching _____ a long time.
A. for
B. since

Random Topics:
TOEIC GrammarPresent ContinuousModals and ConditionalsPast Simple VS Used toArticles and QuantifiersMixed ConditionalNoun Clauses with THATPresent Simple Affirmative and NegativePersonificationGrammar : Structural Common ErrorsOther quiz:
Adjective Clause › Viewthe train,………….is black colour
A. Who
B. Which
C. Where
D. When
Grammar › View
He ______ _________ a suit.
A. were wearing
B. are wearing
C. is wearing
D. is wear
