使用Bootstrap制作胶囊标签页时，需要哪个类与.nav类搭配使用是（ ） A: .nav-tabs 类 B: .nav-pills 类 C: .navbar-header类 D: .navbar-brand类

Which of the following is not mentioned A: There are pills to make you hungry. B. There are pills for seasick and homesick. C. There are pills for cold and headache.

These pills ______ out of the reach of children.

在HTML页面中有一个id为nav的，下面（）可以设置它向右浮动。 A: #nav{float : left} B: #nav{float : right} C: #nav{clear : left} D: #nav{clear : right}

W: How often should I take these pills and how many should I take.M: Take three pills every eight hours.Q: How many pills should the woman take in twenty-four hours（） A: Three. B: Six. C: Eight. D: Nine.

.nav类只可以添加到<nav>和<div>元素上

以下( )语句可以使得nav元素浮动到左侧 A: B: nav{left:float} C: D: nav {float:left} E: F: nav {float-left: 200px} G: 以上都不对

以下可以控制id属性值为"nav"的元素的color属性为“绿色”的是（ ）。 A: document.getElementById("nav").style.color = "green" B: document.getElementsById("nav").style.color = "绿色" C: document.getElementsById("nav").style.color = "green" D: document.getElementById("nav").style.color = "绿色"

How many colors of pills is John supposed to take?

How many pills should be taken each time?