[ Mixed Tenses ]
While I _______ at the bus stop, three buses went by in the opposite direction.
A. was waiting
B. waited
C. had waited

Random Topics:
QuantifierAdjective vs AdverbGrammar - SimilesParticiple Clauses & Cleft SentencesPronounsSynonym and AntonymFuture TenseIf Conditional Zero and OneFamily Vocabulary and GrammarPresent Perfect Continuous TenseOther quiz:
Grammar › ViewWe have to appoint someone to the exports branch, and this_______ as soon as possible.
A. got to be done
B. had done
C. got done
Verb Conjugation › View
She has ____________ here for many years.
A. taught
B. teacher
C. tought
D. taughen
Reported Speech and Tenses › ViewChoose Modal Verb indicating possibility: It ____ rain tomorrow.
A. may
B. mustn’t
C. shouldn’t
Modal Verbs › View
You ____ call a doctor if the symptoms persist.
A. should
B. can
C. may
