[ Vocabulary, Adjective & Preposition ]
They are skilled __________ negotiating deals and closing sales.
A. to
B. on
C. with
D. at
Select your answer:

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Coordinate ConjunctionGrammar of Conjunctions and PrepotitionsQuantifiers and AdjectivesModals of Speculation and DeductionTenses - Present and PastAdjectives vs AdverbsQuantifierVerb Tense, Pronouns and AntecedentsWishes & Reported SpeechZero Conditional SentenceOther quiz:
Grammar › ViewPick the noun in the following sentence: “The evidence was conclusive.”
A. was
B. conclusive
C. evidence
D. the
Grammar › View

What’s she doing?
A. She’s reading a book.
B. She’s climbing a tree.
C. She’s running.
