使用V形架检测对称键槽的精度()用顶尖的检测的精度。
A、>
B、=
C、<
D、≤
参考答案:C
二战初期,英法美等帝国主义国家面对法西斯国家侵略遭到巨大失败,你对此有何见解?
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UNICFE wants to make _______ world _______ better place for children. [ ]
A. the; the
B. /; a
C. the; /
D. the; a