问题
选择题
Tom was badly injured in the accident last week. A new manager____ to take his place since then.
A．has been arranging
B．has arranged
C．was arranged
D．has been arranged
答案
D
题目分析：句意：上个星期汤姆在事故中受伤严重，自从那时一个新的经理已经被安排代替他的位置。和since then连用，用现在完成时，而且manager和arrange这里是被动含义，所以选D。
