1. Even on Valentine's Day, when the price of a dozen roses and delivery can soar as high as $150, 12 of Roses Only's most expensive flowers sell for just $35.
    即使是在情人节，当一打玫瑰价格外加送花费可上涨至150美元的时候，"惟一玫瑰"花店里最贵的玫瑰也只卖35美元一打。

2. But what is wrong is that these things often come in at a high price to their health and the welfare of their families.
    错的是这些东西是以牺牲他们的健康和他们家庭幸福的高昂代价才得以实现的。

3. By comparison, nearly half of male high-school students express their preference for a traditional, male-headed, one provider, nuclear family, where the wife stays home as mother and housewife.
    与此相比, 几乎有一半男中学生表达了他们对传统的、以男人为家长的、只有一个人养家糊口的核心家庭的偏爱，在这种家庭里妻子作为母亲和家庭主妇呆在家里。

4. But for over half of his screen career, Chaplin had no screen voice to confirm his British nationality.
    而在卓别林大半的银幕生涯中，银幕上的他是不出声的，也就无法证明他是英国人。

5. But a single optical fiber with a diameter of less than half a millimeter can carry more information than a large cable made of copper wires.
    但是单单一根直径小于半毫米的光纤电缆就可以比由铜丝制成的粗电缆负载更多的信息。

6. While you are on the phone, the baby pulls the table- cloth off the table, smashing half your best crockery .
    你接电话时，小孩把桌布扯下来了，把你最好的陶器打碎了一半.

7. We have been in the institute for five months and a half.
    我们在这个学院已有五个半月了。

8. What is the price of this table?
    这张桌子多少钱?

9. Where is the price tag?
    价格标签在哪儿?

10. Well begun is half done.
    好的开端是成功的一半。