以下哪些是安氏Ⅱ类1分类的表现（） A.上前牙唇倾 B.上前牙舌倾 C.前牙深覆

书面表达。

      谈论你所知道的一个中国节日。30-50字左右。

在计算机操作过程中，当磁盘驱动器指示灯亮时，不能插取磁盘的原因是_____。

A．会损坏主板

B．可能破坏磁盘中的数据

C．影响计算机的使用寿命

D．内存中的数据将丢失

有一瓶溶液，它的pH是4，取少量该溶液于一支试管中，再滴入几滴紫色石蕊试液，溶液呈______色；如果往试管里再加入NaOH溶液直至过量，溶液的颜色变化为______．

Imagine you have two candidates for a job. Their CVs are equally good, and they both give good interview. You cannot help noticing, though, that one is pug-ugly and the other is handsome. Are you swayed by their appearance If you were swayed by someone’s looks, would that be wrong In the past, people often equated beauty with virtue and ugliness with vice.Even now, the expression “as ugly as sin” has not quite passed from the language. There is, of course, the equally famous expression “beauty is in the eye of the beholder”, to counter it. Most beholders agree what is beautiful-and modern biology suggests there is a good reason for that agreement. Biology also suggests that beauty may, indeed, be a good rule of thumb for assessing someone of either sex. Not an infallible one, and certainly no substitute for an in-depth investigation. But, nevertheless, an instinctive one, and one that is bound to contribute to the advantage of the physically well endowed.

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