1.  A Hand To Hold\

2.  It is known to us all that , there hasn't been at least one person who won the Nobel Prize with Chinese nationality .

3.  It's known to all, teamwork is more efficient than working by oneself.

4.  It is known to us all that the men are good at logical thinking while women do well in emotional thinking, which, I think , is the nature of the difference.

5.  It is known to us all that riding a bicycle is helpful to our physical health.

6.  It's known to us all that we can use the computer to relax, to search the information and so on, so it brings to online education.

7.  It's known to us all that mindsets between boys and girls vary a lot, which definitely lead to the phenomenon of various communicative ways.

8.  It is known to us all that there have been more beauty contests con-temporarily.

9.  It is known to us all boys and girls are different, and today we concentrate on ways of communication among boys and girls.

10.  It is known to us all that boys and girls have different ways to communicate.