How many team skills does the writer mention (提及) in Paragraph 1?

作者在第一段中提到了多少团队技能？

youdao

It is necessary for students to learn some team skills like developing relationships, communicating well with others and solving problems.

对学生来说，学习一些团队技能是必要的，比如发展人际关系、与他人良好沟通和解决问题。

youdao

Optimal application of development team skills calls for shifting responsibilities from one role to another throughout iterations.

开发团队技能的最佳实践要求在整个迭代过程中将责任从一个角色移到另一个角色。

youdao

She led a championship debating team and became known for her speaking skills.

VOA: special.2010.05.09

Team USA general manager Brian Burke says they were looking for players with the particular skills to meld into a well-balanced style of play.

VOA: standard.2010.01.12

The diverse nature of our group provided a unique opportunity to work on team skills, understand other cultures, and learn to communicate more effectively.

WSJ: Southern Methodist University

Players are set a series of tasks which challenge any preconceptions and encourage development in problem solving and team working skills.

BBC: Sophie Lancaster tolerance game

They will also participate in an activity at the Outdoor Pursuits Centre which will challenge their team building skills and enjoy many social activities.

UNESCO: International