现在上初中不交学费,因为初中属于义务教育阶段。[ ]
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如果要显示库存超过100的所有产品(product)的产品标识号(id_number),并且想以这样的方式来显示:首先以制造商(manufacturer)的字母顺序,之后按产品号由小到大的顺序,应该使用如下的哪个语句来完成这一工作注意所有的数据也都存放在INVENTORY表中。
A.SELECT id_number FROM inventory WHERE quantity>100 ORDER BY manufacturer_id, id_number;B.SELECT id_number FROM inventory WHERE quantity=>100 SORT BY manufacturer_id, id_number;C.SELECT id_number FROM inventory WHERE quantity>100 ORDER BY manufacturer_id, id_number DESC;D.SELECT id_number FROM inventory WHERE quantity>100 SORT BY manufacturer_id, id_number;
在二级市场上,决定债券流通转让价格的主要因素是______。
A.票面金额 B.消费水平C.票面利率 D.物价水平