She ___ her homework for an hour before dinner.
A. did
B. was doing
C. had done
D. had been doing

Random Topics:
Much, many, a lot of, a few, a littleTOEFL Adjective and AdverbGrammar Like & Linking VerbPassive Voice - Present ContinuousSuperlative Adjectives-ing / InfinitiveQuantifiers and AdjectivesPast Perfect SimpleTenses and ArticleVerb 3 formsOther quiz:
Mixed General Quiz › View“It is a wise child that knows its own father” means ___.
a. A man who is not the father is potentially dangerous to a child..
b. It is harder for a baby to recognize its father than its mother.
c. It is good for children to get to know their fathers.
d. One can never have certain proof that a man is one’s father.
Passive Voice › View
‘Let’s work out the solution together!’ Peter says.
A. Peter suggested working out the solution together
B. Peter suggested that working out the solution together.
C. Peter suggested should work out the solution together.
D. Peter suggested to working out the solution together.
Action vs Linking Verbs/ Verb Phrases › ViewEstelle turned the pages of her science book.
A. Action
B. Linking
Grammar › View
Choose the correct one
A. Where you goed last night?
B. Where did you go last night?
C. Where do you go last night?
D. Where did you went last night?
