[ Tenses ]
They ___ for hours before the bus finally came.
A. waited
B. had waited
C. were waiting
D. had been waiting

Random Topics:
SimilesIf- ConditionalArticles with SubstancesPossessive Pronouns and QuantifiersWord Form & Verb TenseSimple Present - WH QuestionsPhrasal Verbgoing toFigure of SpeechSo....that... Such.......thatOther quiz:
Vocabulary › ViewWhen ecotourists ___________ a place, they also enjoy learning about the culture there.
A. find
B. explore
C. discover
D. invent
Prepositions › View
Class starts ______ 7:00 p.m. today.
A. at
B. in
C. on
