I enjoyed his new bookTo Start Your Own Business______ it's not quite as good as his last one.
A. since
B. because
C. though
D. if
Every emblem of the Olympics tells a beautiful story.
"Dancing Beijing" is in a favorite color of the Chinese people.
在catia设计中我们首先讲的设计模块是？
A. 草图设计
B. 零件设计
C. 装配设计
D. 二维设计
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