单选题 Before sitting for the entrance examination for post-graduate students, many candidates try to familiarize themselves with the formula of the exam by doing ______ tests.
A. imitated B. simulated
C. stimulated D. exemplary

【正确答案】 B
【答案解析】[解析] simulated test“模拟考试”；imitate意思是copy one's behavior“模仿；仿效”；stimulate“激发，刺激”；exemplary“作为模范的”。