一般信息沟通要尽量使用联络书，因为联络书既明了清楚，又有文字记载。

一般信息沟通要尽量使用联络书，因为联络书既明了清楚，又有文字记载。

Results (English) 1:

General information about communication try using contact book, because the contact book is clear and written records.

Results (English) 2:

General information communication to try to use the contact book, because the book contact both understand clearly, there are written records.

Results (English) 3:

General information communication should try to use the contact book, because the contact book is clear, and there are written records.