Nursing Elites

1. The professor explained the concept clearly. What is the past participle of the verb 'explain'?

• A. explains
• B. explaining
• C. explained
• D. explanation

Correct answer: C

Rationale: The past participle of a verb is used to form various tenses and passive voice constructions. In this case, 'explained' is the correct past participle form of the verb 'explain'. The sentence structure indicates a completed action in the past, which aligns with the use of the past participle. Choice A, 'explains,' is the present tense form of the verb, not the past participle. Choice B, 'explaining,' is the present participle form of the verb, not the past participle. Choice D, 'explanation,' is a noun derived from the verb 'explain,' not the past participle form of the verb itself.

2. Which of the following would most likely be found in an academic research paper on the world’s food supply?

• A. It is ridiculous that so many people in the world are hungry while others just throw away tons of uneaten food.
• B. I have always believed that it is our moral duty as a people to provide food and clean water to those who do not have access to it, which is why I have made research of the food supply my life’s work.
• C. Advances in agricultural technology over the past five decades have led to a steady increase in the global food supply, and the populations of many countries around the world are benefiting.
• D. Poor people should appeal to their governments for help feeding their families.

Correct answer: C

Rationale: Option C is the most likely to be found in an academic research paper on the world's food supply because it presents a factual statement about advances in agricultural technology leading to an increase in the global food supply. This type of information is commonly featured in academic research papers as it highlights trends, developments, and impacts on global food systems. Options A, B, and D are more opinion-based or advocacy-oriented statements, which are typically not the focus of academic research papers. Academic research papers aim to present objective information, data-driven analysis, and scholarly insights rather than personal opinions or advocacy perspectives.

3. Which word is most closely associated with the adjective 'ambiguous'?

• A. Precise
• B. Vague
• C. Definite
• D. Straightforward

Correct answer: B

Rationale: The word 'ambiguous' implies having multiple interpretations or uncertainty, which aligns closely with 'vague,' the correct answer. 'Vague' denotes a lack of clarity or definiteness, making it the most appropriate synonym in this context. 'Precise' (Choice A) is the opposite of ambiguous, indicating exactness and clarity, so it is not the best choice. 'Definite' (Choice C) also contrasts with ambiguous as it suggests clear and certain meaning. 'Straightforward' (Choice D) implies directness and simplicity, which does not capture the essence of ambiguity.

4. After a twelve-hour workday, James was exhausted when he heard the news.

• A. .
• B. ;
• C. ,
• D. —

Correct answer: C

Rationale: The comma (,) is used to separate the introductory clause 'After a twelve-hour workday' from the main clause 'James was exhausted when he heard the news.' This punctuation correctly indicates the relationship between the two clauses without interrupting the flow of the sentence. Choice A (.), a period, would create two separate sentences, which is not appropriate in this context. Choice B (;) is too strong of a pause and semicolons are typically used to connect closely related independent clauses. Choice D (—) is an em dash, which is used to set off an abrupt break or interruption in the sentence, not to separate an introductory clause from the main clause.

5. Which sentence uses the semicolon correctly?

• A. The play was long; however, it was very entertaining.
• B. The guests arrived; Sarah greeted them at the door.
• C. John likes apples; Mary prefers oranges.
• D. He was tired; he went to bed early.

Correct answer: B

Rationale: Option B correctly uses a semicolon to join two independent clauses related to the same event. In this sentence, 'The guests arrived' and 'Sarah greeted them at the door' are both independent clauses that are appropriately connected using a semicolon. Choice A incorrectly uses a semicolon before 'however,' which is a conjunction that should be preceded by a comma. Choice C incorrectly uses a semicolon to connect two independent clauses that are not closely related. Choice D incorrectly uses a semicolon to connect two independent clauses without a clear relationship or cohesion.

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