单项选择题

短距离快速跑动时，脚着地的部位应是？

A．全脚掌
B．前脚掌
C．足跟

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单项选择题

下面图纸中红色部分应选用哪种样式的标题？
A.
B.
C.
D.

Fangguang Temple of Mt. Hengshan is well-known for the high mountains nearby and the profound cultural origin. It was first built in the year 503, ________ Dynasties.（朝代首字母大写）

答案： Northern and Southern