The correct form is "This is a well-known fact," using a hyphen in the compound adjective "well-known."
Identify the sentence with correct use of the appositive phrase:
Choose the correct sentence structure:
Choose the synonym for "ubiquitous":
What is the predicate adjective in the sentence: "The sky looks clear."
What is the predicate nominative in the sentence: "She is a doctor."
What is the correct placement of adverbs in the sentence? "She almost always arrives on time."
What is the correct word usage? "The negotiations reached an __________ when both parties agreed to the terms."
Identify the antonym for "furtive":
Choose the synonym for "precipitate":