In the living or work, it is usually need to work together as a team. This could be an informal event, like a social or a group, or at formal work. The formal work environments often need to co-operate with each other, linking individuals who have some different techniques or similar skills in order to achieve a common goal. In the team, the members need communicate with other team member frequently. Communication is an essential activity that can exchange of thoughts, messages or information through the whole team. Sometimes, if the member can communicate effectively, it can make the team better to achieve the target and save the time. Effective communication does more than just exchange information. In an effective communication performance, a message is conveyed with more sense. This may be useful to reflect the information on the key areas and it can help the team members have a better cooperation. Because of these, some people think effective communication is the most crucial component in achieving successful team-work (Bohlander,2012). But, this theory only looks one side of the team work, it does not think about the effect of the member’s trust in the team, the member’s motivation and the leader’s leadership. Some people think that communication is the most valuable thing in the teamwork because research has found that when three or more people working together on a project, it is much more effective than a single person who spending all of his time doing the same thing. Without communication, the three-plus team members can be useless if there is nothing to change (Alan, 2010). However, this also requires that the team members trust each other. Under normal circumstances, a team reaches the degree like this need several steps to go. Trust is an essential part of teamwork (Parker, 2011). When the work begins, the team members need to sensate that the other team members are reliable and have the ability to do the work. When they come together to tackle the...