1.  we may only gramble that Where our spring is.

2.  They may get\

3.  They may dessert their study.

4.  What may the friend instruct you?

5.  This may results to the trouble when they communicate with each other.

6.  The true meaning of beauty contest may lies more likely in finding another method to promote the sponsors' popularity instead of so-called beauty.

7.  Market failure may many kinds of types such as inefficiency unfair and instability.

8.  Some seller may veture doing that for obtaining higher benefits.

9.  The climates and the natural selection may also leads to the death of large mammals.

10.  The main reason may lies in the reports of media, such as the Internet and some sorts of computer games.