学校网站是获取信息的好渠道。

The school website is a good ___channel for information.

社交媒体是和朋友交流的流行渠道。

Social media is a popular ___channel to talk with friends.

高效的领导者与其团队保持开放的沟通渠道。

Effective leaders maintain open ___channels of communication with their teams.