I had cleaned all the windows before the storm.
A. All the windows had be cleaned before the storm.
B. All the windows have been cleaned before the storm.
C. All the windows had been cleaned before the storm.

Random Topics:
AntonymsUncountable NounsAlthough, Though, In spite of, DespiteComparatives and Past Perfect TenseNoun and PronounPreposition on TimeRelative Pronoun/AdverbsGrammar - may & mightGrammar & TensesParallel Structure or Combining SentencesOther quiz:
Future Tense Vocabulary › Viewexcited and full of anticipation
A. obstacle
B. avoid
C. sensation
D. psyched
Grammar › View
Look at the sentence. What purpose of the sentence?
You should study for the grammar quiz on Thursday.
A. possibility
B. polite request
C. necessity
D. ability
E. advice
Wh-Question › ViewA: _____________________
B: My favorite subject is English.
A. What is your favorite subject?
B. Where is your favorite subject?
C. Who is your favorite subject?
D. Why is your favorite subject?
Verb Tenses › View
Select the sentence that is in the past continuous tense.
A. She was reading a book when I called her.
B. She reads a book every night.
