题目内容
（请给出正确答案）
[主观题]
According to the passage, what kinds of workers may be under electronic observation in the
U. S. ？
A．Factory workers.
B．Employers in a company.
C．Well-paid engineers.
D．Both A and C.
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What were Chester Arthurs achievements during his presidency according to the author?
A．His successful civil service reform. and his efforts for honest government.
B．His success in dealing with criminals and his ability to serve people.
C．His work in politics for many years and his reform. of examinations.
D．His powerful control of people and his proposal of a new civil service system.
