根据我国汇票行使的情况来看，下列汇票中无须提示承兑的是( )。A．定日付款汇票 B

一个单克隆抗体分子

A．只和相应的一个抗原决定簇结合

B．能和两个抗原决定簇结合

C．能和三个抗原决定簇结合

D．能和三个以上抗原决定簇结合

E．不能和任何抗原决定簇结合

王明和李阳是一对非常要好的朋友。一次，王明因做生意资金不够，便向李阳借了2万元，并说好1年后一定还上。可是，后来王明做生意亏了本无力偿还债务。李阳碍于情面也没有要求王明还钱。一晃5年过去了，若李阳对此事提起诉讼的话，下列说法正确的是（   ）

A．向他人追究法律责任，一定要出示证据

B．法院不再支持李阳要求保护权利的主张

C．法院会为李阳讨回借款

D．王明应立即返还借款

For each blank, choose the best answer from the four choices and write down on the answer sheet.
Web browser is simply a terminal emulator, designed to display text on a screen. The two essential differences between an ordinary terminal emulator and a Web browser are that the browser knows how to deal with (71) , and that it has a mechanism for (72) graphical files. Display text, display graphics, and (73) hyperlinks—there’s 99 percent of the (74) value. That’s not to say that the manufacturers didn’t go all-out to attach a hyperactive efflorescence of useless capabilities onto their browsers. Remember when media channels in the browser were a big deal, instead of the clutter you can’t wait to delete from your favorites of bookmarks menu Remember when client-side Java applets were supposed to become the preferred (75) for application development Remember frames and all their nasty side effects

A. direct B. navigate C. indicate D. go-on

绿色包装的主要表现形式为( )。

A．有绿色标志

B．减少商品的包装物

C．使用可以重复使用的包装材料

D．使用可以降解材料制成的包装物

E．轻便、实用的材料

下列各项中，（）是财务报表中对于通货膨胀的会计处理所带来的好处。

A．自动提供了股利基金和厂房扩建基金

B．它保留了以历史成本为基础的会计系统

C．规定了实物资本的维持

D．确定了持有利得与损失