[ 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:

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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:
Tag Question › ViewShe looked tired yesterday, ____?
A. did she
B. didn’t she
C. does she
D. doesn’t she
Gender and Grammar › View
Which sentence contains a transitive verb?
A. The stars twinkled in the night sky.
B. They play chess every evening.
C. She sleeps early every night.
D. Birds fly high in the sky.
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.
