题目内容

骨结核最常发生的部位是

A. 肱骨上端
B. 胫骨上端
C. 股骨下端
D. 脊椎骨
E. 指骨

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For generations the people in these two villages lived in

A. rfect
B. conflict
C. distinction
D. harmony

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A. tragedies
B. comedies
C. plays
D. tales

Even though African gamehave saved many animals, there are many more that will not be saved.

A. districts
B. preserves
C. areas
D. regions

N型半导体的多子是()。

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