单选题
According to the passage, some managers don't have to do any letter writing because ______.
A、
they rely on quick notes
B、
they have excellent secretaries
C、
they have a computer to do it
D、
they prefer making phone calls
【正确答案】
B
【答案解析】
[解析] 本题应定位到第二段的第二句，题目中的“some”与文中的“a few”相对应，“who”引导的是一个定语从句，修饰前面的“secretary”。由此可判断答案为B。
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