1·By doing so, it will help them stay awake.
这样做可以帮助他们保持清醒。
2·By doing so, Tom learned about the young man's trouble.
通过这么做，汤姆知道了那个年轻男人的困难。
3·By doing so, you cam make someone's holiday much happier.
这样一来，你能让别人的假期更加快乐。
4·By doing so, I changed an unhappy experience into the most amazing adventure of my life.
通过这样做，我把一段不愉快的经历变成了我生命中最奇妙的冒险。
5·Only by doing so can we maintain the vigor and vitality of our nation.
只有这样做，我们才能使的国家保持生机和活力。
6·By doing so, they could possibly secure more food, which should result in more rapid growth or larger size, either of which is advantageous.
如果这么做，它们就可以保证有更多的食物，也就能更快地成长或者拥有更强壮的身体，怎么说都是有利的。
7·By doing so, we will become more easy-going and accessible, and thus more likely to avoid unnecessary conflicts and frictions with others, a common trigger for a failed relationship.
这样，我们会变得更随和，更容易接近，从而更有可能避免与他人不必要的冲突和摩擦，而不必要的冲突和摩擦是导致一段失败的关系的常见因素。
8·You only harm your country by doing so.
你这样只会害了你的国家。
9·Would I be damaging my computer by doing so?
我这样做是不是对电脑有害？
10·By doing so, they would also help Europe.
这么做，它们也是在帮助欧洲。