1、 Newspapers are becoming more balanced businesses, with a healthier mix of revenues from readers and advertisers、

2、 When people in developing countries worry about migration, they are usually concerned at the prospect of their best and brightest departure to Silicon Valley or to hospitals and universities in the developed world、

3、 If a farmer wishes to succeed, he must try to keep a wide gap between his consumption and his production、

4、 As a biographer knows, a person’s early life and its condition are often the greatest gift to an individual、

5、 The world is going through the biggest wave of mergers and acquisitions ever witnessed、

6、 He is publishing a paper which not only suggests that one group of humanity is more intelligent than the others, but explains the process that has brought this about、

7、 In physics, one approach takes this impulse for unification to its extreme、

8、农业生产者想要顺利，就须尽量多生产而少消费。

9、 Both previous shocks resulted in double-digit inflation and global economic decline、