To good relationships with your teachers and classmates you should learn to be on good te

问题补充：

To good relationships with your teachers and classmates, you should learn to be on good terms with them.

A. bring up

B. add up

C. keep up

D. take up

答案：

A. bring up

B. add up

(答案→)C. keep up

D. take up

解析：句意：为了保持好师生间的关系，你应该学会与他们和睦相处。bring up提出； add up 合计； keep up 保持； take up拿起，从事。根据句意故选C。