()是一种按照会展项目所花费成本的高低来决定展位价格的方法。
A.成本导向法
B.需求导向定价法
C.竞争导向定价法
D.战略导向定价法
参考答案:A
以下对吸毒危害的描述,不正确的是()
A.长期使用则可能引起大脑器质性病变,形成器质性精神障碍
B.可能感染AIDS病
C.对家庭带来危害
D.对社会产生危害
E.引起严重的肝损害
_____ it was very cold, _____ my friend still went swimming in Jialing River this morning.
A.Although; but
B.Although;/
C.But; although
D./;although