球团矿的转鼓强度(ISO)的合格质量考核粒度标准为()。
A.+5mm
B.+6mm
C.+6.3mm
参考答案:C
As some experts say, Internet shopping will never take ______ place of shopping in stores, because many people find shopping at a store ______great enjoyment.
A.a; the
B.the; a
C.the; /
D./; a
西方著名哲学家柏拉图的教育思想集中体现在他的代表作____中。