[ Tenses & Conditional Sentence ]
She ___ for two hours before the guests arrived at the party.
A. had been cleaning
B. cleaned
C. was cleaning
D. has cleaned

Random Topics:
Noun, Quantifiers and SuffixesConjunctions - Conjunctive AdverbsPresent, Past and Future TensesVerb Tenses and AgreementTenses of VerbsPresent and Past Perfect TensesWould rather/ would prefer/ would likeFigure of SpeechPresent Perfect Negative and InterrogativePresent simple or Past simpleOther quiz:
Passive Voice › ViewThe Eiffel Tower _______________ (visit) by thousand million tourists every year.
A. is visited
B. are visited
C. is visit
D. are visit
Grammar › View
In the following sentence, which word is the verb?
My friends went to the park.
_
A. friends
B. went
C. park
Vocabulary › ViewTo study something in more detail.
A. Research
B. Persuade
C. Launch
D. Target
Tenses and Voice › View
Which verb shows future tense?
A. Walked
B. Is
C. Will jump
D. Eats
