问题
选择题
The idea has been widely accepted _____ Beijing Opera should be added to the basic education in China. [ ]
A. /
B. when
C. which
D. that
答案
答案：D
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The idea has been widely accepted _____ Beijing Opera should be added to the basic education in China. [ ]
A. /
B. when
C. which
D. that
答案：D