在管理幅度给定的条件下,组织的规模越大,管理层次越少。
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Tony is very disappointed ________ the results of the exam.
A. at
B. with
C. on
D. for
It was suggested that I should (come) ____here for the sunshine before I started for home.
To answer correctly is more important than (finish) ____quickly in the exam.
There were then more than 200 children ______ art in the school.
A. to study
B. studying
C. study
D. studied