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【单选题】
我国第一所乡村幼稚园的创办人是( ),他于 1927年在南京郊区创办了南京燕子矶幼儿园。A.
B.
C.
陶行知
D.
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【单选题】Nuclear science should be developed to benefit the people ______ harm them.
A.
fewer than
B.
other than
C.
rather than
D.
better than
【简答题】普通螺纹的公称直径指的是螺纹的（）径，计算螺纹摩擦力矩时使用的是螺纹的（）径，计算螺纹危险截面积时使用的是螺纹的（）径。
【单选题】Nuclear science should be developed to benefit the people ______ harm them.
A.
more than
B.
other than
C.
rather than
D.
better than
【简答题】Nuclear science should be developed to benefit the people ______ harm them. A) more than B) rather than C) other than D) better than
【单选题】Nuclear science should be developed to benefit the people ______ harm them.
A.
more than
B.
rather than
C.
less than
D.
better than
【简答题】普通螺纹的公称直径指的是螺纹的______;计算螺纹的危险截面时使用的是螺纹的______。(选填“大径”、“中径”、“小径”)
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