题目

Rich or poor, we all have problems: that unfaithful mate, that irritating(恼人的) colleague, that persistent disease, the investment that is turning into a huge loss. How do we remain calm, positive and even elegant in the face of all these difficulties of life? The following suggestions may help. It comes with the pay. I have a friend who used to complain about her dead-end job and unreasonable boss. Sound familiar? One day I told her. Look at it this way. You are getting paid for the annoyance as well as the work. It comes with the pay. This has become my favorite saying for work-related 细胞膜功能的复杂程度，主要取决于膜上的 [　　] A． 磷脂含量 B． 蛋白质的种类和数量 C． 糖的种类 D． 水含量