Rapid application development (RAD) systems purport to lighten the developer’s (46) by making it easy to program an application with simple intuitive steps.
RAD tools (47) the developer everything needed to construct a fully functional application quickly and easily. They make short work of modifying the developed product to (48) changes after the program is finished. Applications developed with RAD tools are constructed as they are envisioned. As an application’s real usefulness (49) , the developer armed with RAD tools should be able to (50) on new features with little fuss.

A. beat B. change C. debug D. tack

关于开立个人储蓄帐户的的身份识别的叙述，错误的是（）

A.通过联网核查系统核对客户提供的有效身份证件。

B.代理他人开立账户的，还应通过联网核查系统核对代理人的有效身份证件。

C.存款交易凭证、客户及代理人身份证件的复印件、联网查询交易凭证随传票装订。

D.本人来柜台开户，只需提供客户身份证件的复印件。