外汇管理的基本原则包括( )A．允许外币境内流通 B．资本项目下自由流动 C．人民币

阅读下面短文，掌握其大意，然后从21—30各题所给的A、B、C和D项中，选出最佳选项，并在答题卡上将该项涂黑。
Wouldn't it be great if we didn't have to remember passwords (密码) ever again？If we could just sit in front of our computers and be   21   logged in (登录? Crave mentions how NECSoft BiodeLogon system uses face recognition technology to log you on to Windows, rather than using a  22 All you need is a webcam and your pretty face to   23  your PC. No more 24  , confusing passwords to remember or change every few months.
After doing a little research, I found this type of  25  already available to consumers via a relatively   26  application called FaceCode. The  27 requires the use of a webcam to recog- nize and log PC users into their systems. You can add as many  28 as you want, provided they each have a Windows account. If the system   29  to recognize your  30 , you can recall the Windows user name and password by using a hot-key combination.

小题1:	A．automatically B．personally C．correctly D．occasionally

小题2:	A．face B．password C．software D．system

小题3:	A．access B．connect C．recognize D．remember

小题4:	A．simple B．complicated C．special D．useful

小题5:	A．computer B．technology C．password D．application

小题6:	A．independent B．infrequent C．inexpensive D．instant

小题7:	A．account B．consumer C．designer D．software

小题8:	A．users B．passwords C．systems D．computers

小题9:	A．begins B．tries C．fails D．stops

小题10:

A．account B．name C．password D．face