塔里

Since you have a very good job and family background,it's very natural for you to pay more attention to the field of spirit.

Since你有一个很好的工作和家庭背景，这是很自然的你更加注意spirit。

Provide the intercommunicate and function of group study which can help learners to share on Internet.

3提供小组学习的功能，使学习者可以通过网络进行交流和资源共享。