单项选择题

When the author needed a post office box, （）.

A．he had to put his name on a waiting list
B．he wrote the postmaster a note of appreciation
C．many people had applied for post-office boxes before him
D．he asked the postmaster to make one for him

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热门试题

单项选择题In the third paragraph, nor does giving people breakfast improve performance. means（）

A．anyone without breakfast does improve his performance
B．not giving people breakfast improves performance
C．people having breakfast do improve their performance
D．having breakfast does not improve performance, either

单项选择题Although we may think we are not affected by them, Dr. Krugman believes that advertisements affect （）.

A．all of us
B．most of us
C．some of us
D．a few individuals