[ Verb to be ]
They ____ taking care of the plants.
A. is
B. are
C. am

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Offer and SuggestionAdverbs of frequencyFunctional Sentence TypesGrammar Present Perfect (ever never)If ConditionalsVerbsQuestion Tags in Verb TensesPreposition of PlacePresent Perfect & Past Simple TenseSentence Structure and PunctuationOther quiz:
Vocabulary & Grammar › View. Which sentence is written in the past simple tense?
A. He is walking to the store.
B. He walked to the store.
C. He walks to the store.
D. He will walk to the store.
Grammar › View
Mr. Brown is a doctor _______ he knows how to care for his patients.
A. nor
B. yet
C. so
D. and