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1·Creates a classroom climate that communicates positive expectations.

创造一个交流积极期望的教室氛围。

2·The climate of the classroom is work - oriented, but relaxed and pleasant.

教室气氛是工作导向，而又能有轻松或愉快的感受。

3·It is widely acknowledged that cl creates a more positive affective climate and a favorable environment in the classroom.

大量研究表明：合作学习有利于创造良好的情感环境，营造具有积极感情的课堂学习气氛。