When I saw him, he ____ for the bus for over an hour.
A. waited
B. has been waiting
C. was waiting
D. had been waiting

Random Topics:
Present simple, Present continuous, Singular, PluralQuantifiers and ArticlesPunctuationAdjectives or AdverbsThe Simple Present TenseActive & Passive VoiceWill and Going toFor vs SincePhrasal VerbGrammar - to be, possessive, have gotOther quiz:
Modal Probability › ViewWhich sentence correctly uses a modal to express a past impossibility?
A. She must have been there.
B. He might have been late.
C. They can’t have finished already.
D. You should have known.
Types of Sentences › View
What is the formula for a compound sentence?
A. One independent clause (D)
B. Two (or more) independent clauses and one dependent clause (I+I+D)
C. One independent clause and one dependent clause (I+D)
D. Two (or more) independent clauses (I+I)
Conjunctions › View——— economic and social controls have been greatly relaxed in North Korea is still debated among the commentors.
A. In that
B. So that
C. While
D. Whether
E. Because
Grammar › View
Determine whether each sentence uses punctuation correctly.
“Let’s sit down and … wait! Julie, be careful with that!” Mom cried.
A. Correct
B. Incorrect
