[ Grammar ]
They are _____ some fascinating research on the language of dolphins.
A. carrying on
B. carrying out
C. finding out
Select your answer:
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Nouns, Pronouns, Antecedents, and Singular and PluralCoordinate ConjunctionTOEFLPassive Voice - Present Tensesused to, be used to, get used toVerb + PrepositionPresent Tense (Negatives and Questions)TenseModals of Obligation and PermissionOther quiz:
Subjunctives › ViewIf someone … in to the store, smile and say, “May I help you?”
A. comes
B. came
C. would come
D. could come
Grammar › View
We’ve all been working __ hard.
A. really
B. too