问题
选择题
Who listens _____,Tom, Jack, or Bill?
A．the most careful
B．the most carefully
C．more careful
D．more carefully
答案
答案：B
题目分析：句意：谁听得最认真，是Tom, Jack, 还是 Bill？从句中得知是三个人的比较，所以用最高级。该词是用来修饰动词listen，所以要用副词carefully,故选B。