[ Tenses ]
Mr. Pike________English at our school for 20 years before he retired last year.
A. had been teaching
B. has been teaching
C. was teaching
D. is teaching

Random Topics:
Transitional WordsSentencesPreposition of TimeFunctional Sentence TypesConjunctions - Conjunctive AdverbsCompliment, Congratulation, and HopeReported speech (statements)Past Tense & Past Continuous TenseAdverb and Noun ClausesClauseOther quiz:
Grammar › ViewThe house…..40 years ago is still in good condition
A. Which built
B. to build
C. built
D. building
Grammar › View
Tom got good marks ________ he studied hard.
A. because
B. so
C. but
D. or