be careful of 当心…对…仔细

be careful with 照顾；对…过细地

be caught up in 对…特别感兴趣

be cautious of 留心…，谨防…

be certain of 确信，肯定

be certain to do sth 一定做…

be charitable to 对…慈善

be civil to 对…有礼貌，对…谦恭

be clear about 对…明白，对…明确

be comparable to 比得上…

be comparable with 与…可比较的

be composed of 由…组成

be concerned with 关心，挂念；从事于

be considerate of 体谅…，替…着想

be detached from 把…从…上卸下

be disagreeable to 不合…意；对…发脾气

be disgusted with 讨厌…，厌恶…

be eager for sth 渴求某事物

be envious of 羡慕(或忌妒)

be equal to 等于，相当于

be essential to 对…不可缺少

be excited about phr.对…感到兴奋

be familiar to 为…所熟悉