[ Tenses ]
He has been working on this project for a long time.
A. Present Simple:
B. Present Continuous:
C. Present Perfect:
D. Present Perfect Continuous:

Random Topics:
Adverb of MannersNoun QuantifiersSentence Types and ConjunctionsAdverbs and Time ExpressionsHas and HaveAdjectivePresent Tense vs Past TenseModal Verbs and ConditionalsPast Simple and Past Continuous TensesModal Auxiliaries and To Be VerbsOther quiz:
Grammar › ViewWhich sentence contains a collective noun?
A. Then a noise like thunder filled the air around us.
B. A herd of bison ran across the plains in the distance.
C. Brown clouds of dust rose up like smoke behind them.
D. The bison stopped when they reached the river’s edge.
Some vs. Any › View
Have you got … brothers or sisters?
a. some
b. any
Modals › ViewYou__________drive If you don’t have a driving license.
A. ought not to
B. don’t have to
C. mustn’t
D. shouldn’t
Grammar › View
What is the effect in the following sentence?
Kevin ate pizza. Kevin was hungry.
A. Kevin ate pizza.
B. Kevin was hungry.
