[ Grammar ]
You look tired. How long ……… (you / work) on your AI project?
A. have you worked
B. have you been working
C. are you working
Select your answer:
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Adjective ClauseGrammar : can, could and be able toPresent Continuous TenseTake or PutContinuous TensesModals of DeductionComparativesComparative & Superlative AdverbsInterrogative PronounsOther quiz:
Prepositions › ViewIt has been raining ___ ages.
a. for
b. since
Grammar › View
You have bought __ a new watch.
A. myself
B. themselves
C. herself
D. yourself