is the foundation on which applications are built.

A．User

B．Display

C．Printer

D．Operation system

[单选题] (74) is the foundation on which applications are built.74)A．UserB．DisplayC．PrinterD．Operation system

[单选题]A （）is the foundation of the engine, without the support of which the shaft alignment in particular, and engine structure as a whole, would inevitably be lost.A . FrameB . BedplateC . CylinderD . Liner

[名词解释] 英译汉：foundation

[单选题]Therearefewelectronicapplications________toraisefearsregardingfutureemploymentopportunitiesthanrobots.A．)likelyB)morelikelyC)mostlikelyD)muchlikely

[单选题]Applications put computers to practical business (67) ，but below the (68) it's the heart of an operating system-the kernel-that provides the technical wizardry to juggle multiple program，connect to networks and store (69) ．A． traditional kernel prov

[单选题]There are several applications called Web (73) that make it easyto access the World Wide WeB．two of the most popular being Netscape Navigator and Microsoft's Internet Explorer.(73) A．viewsB．homepagesC．browsersD．sites

[单选题]A．pplications put computers to practical business(67), but below the(68)it's the heart of an operating system-the kernel-that provides the technical wizardry to juggle multiple program, connect to networks and store(69).A． traditional kernel provide

[单选题]There are several applications called Web(73)that make it easy to access the World Wide Web. two of the most popular being Netscape Navigator and Microsoft' s Internet Explorer.A．viewsB．homepagesC．browsersD．sites

[单选题]There are several applications called Web(69)that make it easy to access the World Wide Web, two of the most popular being Netscape Navigator and Microsoft's Internet Explorer.A．viewsB．homepagesC．browsersD．sites

[单选题]Floods have undermined the foundation of the ancient bridge.A.weakenedB.rea