题目内容

7.可作生物碱沉淀试剂的是（）

A. 碘化铋钾
B. 雷氏铵盐
C. 硅钨酸
D. 醋酸铅
E. 钼酸钠

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_____ is very popular throughout China and known as the “National Ball Game” of China.

A. Table tennis (Ping-pong)
Badminton

______ is a professional tennis player from China. Over the course of her career, Li won nine WTA singles titles, including two Grand Slam singles titles at the 2011 French Open and 2014 Australian Open.

A. Deng Yaping
B. Li Na

In the Song dynasty, cuju ( 蹴鞠), a primitive game using a leather ball filled with hair, etc. ______ was so popular that everyone from the emperor to ordinary people participated in it.

A. soccer
B. basketball

Among traditional Chinese physical activities,______ may be the most representative and typical.

A. martial arts
B. horse racing