[ Grammar ]
Don’t disturb John. He‘s ______ for his Doctorate.
A. study
B. has studied
C. studying
D. studied

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The First Conditional SentenceAdverb of MannerAdverbial Clause of ConcessionIndefinite ArticlePast form of ModalsSubject/Verb Agreement with Collective NounsPresent TenseTenses and OpinionsGrammar - FragmentsAdjective SuffixesOther quiz:
Preposition and Adjective › View“Bananas turn yellow when they are _______.”
A. raise
B. burn
C. grease
D. bowl
E. ripe
Grammar › View
The cleaner ………… the floor every week.
A. sweeps
B. is sweeping
C. sweep