[ Past Tenses and Conditionals ]
They ____ for two hours before the train finally arrived.
A. waited
B. were waiting
C. had been waiting
D. had waited
Select your answer:
Random Topics:
No Excuse Words / Conjunction SOQuantifiersContinuous and Perfect TensesLinkers and ConjunctionsCountable - UncountableAdverb of FrequencySimple Past ContinuosPresent Perfect vs Past SimplePlaces in TownTenses with Time ExpressionsOther quiz:
Grammar › ViewThe florist is arranging a ________ of carnations in a tall vase.
A. clump
B. bunch
C. stalk
D. bouquet
Grammar › View
We should develop such _________ sources of energy as solar energy and nuclear energy
A. traditional
B. surprised
C. hopeful
D. alternative