1.  During the next ten years, they both worked day and night to pay back the money they had borrowed.

2.  Jia Si xie wrote a book called Qi Min Yao shu about both farming and gardening.

3.  his father and grandfather were both doctors .

4.  I believe badmintor can join us together, as we both like it.

5.  Under the influence of my father, I was interested in football game, both playing and watching.

6.  Trees and buildings can be seen at both sides.

7.  The people both at home and abroad have been greatly helped by the new computer.

8.  In developing countries, both the problems are more important.

9.  Life expectancy and infant mortaility in developing countries both changed greatly from 1960 to 1990.

10.  The creasing of the popullation and the development of the industy both reqire more and more fresh water.