【单选题】以下哪个是正确的触发器设置方法
B.
先设置动画,点击带有动画的对象,点击触发按钮,设置触发条件。
C.
先设置动画,然后点击动画窗格,在窗格中选中某一动画,点击触发按钮,设置触发条件。
【单选题】Of the following persons, the ____ can NOT make legislative proposal in the U.S.
【多选题】关于突起,以下正确的是()
B.
矿物折射率大于树胶的折射率时,称矿物有正突起
C.
突起高低等级只看边缘和糙面明显程度就行,但需对照镜下现象识记不同的等级
F.
闪突起是由于非均质体椭圆切面上的长短半径所代表的折射率与树胶折射率差值不同且属于两个不同突起级别而造成的
【单选题】A U.S. importer scheduled to make a payment of £100 000 in three months can hedge his foreign exchange risk by______.
A.
purchasing $100 000 in the spot market for deli very in three months
B.
selling £100 000 in the spot market for delivery in three months
C.
purchasing £100 000 in the forward market for delivery in three months
D.
selling £100 000 in the forward market for delivery in three months
【判断题】化能自养微生物的呼吸链组分多样化,氢或电子可以从任一组分直接进入呼吸链。
【简答题】在文化比较中没有明显的优劣、高下之分的文化是 。