[ Grammar ]
Lex has been a teacher _____________ twenty years.
A. in
B. from
C. on
D. for

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Passive SentencePunctuationGerund or to Infinitive1st and 2nd ConditionalsWill and Will notAdjectives and VocabularyVerb Types and TensesModals for ObligationHas and HaveSo - Too - Either - NeitherOther quiz:
Grammar › ViewThe dog wagged __________ tail happily.
A. its
B. mine
C. theirs
D. who
Articles › View
My brother is at _______ college studying math.
A. the
B. a
C. an
D. –
Grammar › ViewThey all __________ very well in my choir last night.
A. sanged
B. sung
C. sang
D. singed
Grammar › View
A car and a bike ___ my means of transportation.
A. is
B. are
