[ Tenses ]
I’m tired. I _________ for 3 hours!
A. have studied
B. studied
C. have been studying
D. had been studying

Random Topics:
Essential and Nonessential ClausesGrammar RulesComparative AdverbsModal VerbsMust Vs Have toCompound AdjectivesComparatives - SuperlativeWould rather/ would prefer/ would likePast Perfect vs Past SimpleNoun / PronounOther quiz:
Past Simple and Past Continuous › ViewChoose the correct words.
On 1st November 1755, a terrible disaster destroyed the beautiful city of Lisbon in Portugal. However, the people ________ their city and made it beautiful again. The disaster was an earthquake.
A. were rebuilding
B. rebuilt
Present Simple and Present Continuous › View
We have English…………….
A. today
B. tomorrow
C. yesterday
D. tonight
Grammar › ViewI really plan to buy it but I never have ……………. money.
A. a lot of
B. enough
C. several
Grammar › View
Kaia________her sister after the destructive party.
A. sensored
B. censored
C. censured
