以下那些选项是属性background-attachment的属性值() A: fixed B: scroll C: top D: bottom

Assume that the base of a solid is a circle with radius of 5, and the sections of a fixed diameter perpendicular to the bottom circle are equilateral triangles, then the volume of the solid is [img=89x43]1803e2483322d80.png[/img].

在jQuery Mobile中,可以使用data-position属性来设置页眉页脚的定位,可以使用的值() A: Inline B: Fixed C: Top D: Bottom

84．在jQuery Mobile移动导航中，Navbar组件中，使用时只需将指定容器的________属性设置为navbar，来实现移动导航。

A tug is “in irons” when held in a fixed position by（） A: the weight of its tow，its being anchored，or grounded B: the weight of its towing hawser on the bottom C: an adverse current D: lack of power or an engine breakdow

可以把导航固定在底部的类是() A: navbar-fixed-top B: navbar-fixed-bottom C: navbar-static-top D: navbar-inverse

I’m going to have my car______. () A: to be fixed B: to fix C: fixed D: to fixed

bottom

The day for the meeting ________, they all left the conference room. A: was fixed B: fixing C: fixed D: being fixed

Bootstrap中，设值按钮颜色为粉色的代码是.navbar：background-color: pink;