背話題佳句：

1.In the last decades, it is advances in medical technology that have made it possible for people to live longer than in the past.

在過(guò)去的幾十年間，是醫(yī)療技術(shù)的進(jìn)步使得人們比過(guò)去活的時(shí)間更長(zhǎng)成為可能。

2.Inventions are created every day because people would like to make life easier.

發(fā)明每天都被創(chuàng)造著，因?yàn)槿藗兿胱屔钭兊酶尤菀住?/p>

3.We should focus our efforts on cloning animals and stem cells to be used in medical research.

我們應(yīng)該把我們的努力放在克隆動(dòng)物和能用于醫(yī)學(xué)研究的干細(xì)胞上。

4.There is no doubt that we benefit a lot from the scientific advancements in many different ways.

毫無(wú)疑問(wèn)，我們以許多不同的方式受益于科學(xué)的進(jìn)步。

5.Thanks to the development of science and technology, human society has enjoyed continuous prosperity and more convenience.

多虧了科學(xué)技術(shù)的發(fā)展，人類社會(huì)享有了不斷的繁榮和更多的便利。

6.With the development of the Internet, many individuals favour online shopping because it is more convenient and can save shoppers’ time.

隨著互聯(lián)網(wǎng)的發(fā)展，很多人喜歡網(wǎng)上購(gòu)物，因?yàn)樗奖愣夷芄?jié)省購(gòu)物者的時(shí)間。

背話題詞：

1.keep up with 跟上……的步伐

2.come into being 產(chǎn)生;形成

3.on a large scale 大規(guī)模地

4.be exposed to 接觸;面對(duì)

5.be up to 取決于;符合

6.lower the cost 降低成本

7.be faithful to 忠于

8.be based on 基于

9.under control (被)控制住

10.out of control 無(wú)法控制