问题
单项选择题
We have been told that under no circumstances we may use the telephone in the office for personal affairs.
A．may we use
B．we should use
C．did we use
D．we could use
答案
参考答案：A
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We have been told that under no circumstances we may use the telephone in the office for personal affairs.
A．may we use
B．we should use
C．did we use
D．we could use
参考答案：A