【B7】
A. What
B. How
C. Which
D. That
What's the direct reason for the author think it unnecessary to wear uniforms in an organization？
A. Wearing uniforms may eliminate people's creativity during their work.
B. Sense of identity can be achieved by the individual himself.
C. Organizations may have more intrinsic worth than wearing a uniform. would suggest.
D. Freedom of choice is a right that cannot be removed by anybody.
【B5】
A. of
B. to
C. with
D. about
听力原文：Why do teachers require their students to write a book report？
(34)
A. To know whether they read the book or whether they understand the book.
B. As a common home assignment.
C. To help improve their writing.
D. To monitor their research.
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