问题
选择题
In the US they focus on creative thinking skills, ________ in China they only focus on theory.[ ]
A. since
B. when
C. while
D. now that
答案
答案：C
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In the US they focus on creative thinking skills, ________ in China they only focus on theory.[ ]
A. since
B. when
C. while
D. now that
答案：C
