The tribe emphasized collective survival，mutual aid and being re

The tribe emphasized collective survival，mutual aid and being responsible for one another.
【正确答案】：The tribe emphasized collective survival，mutual aid and responsibility for one another.
【题目解析】：本句的错误在于句子的宾语应该以名词短语的形式平行出现，但没有做到。所以，我们采用将动名词短语改写为名词的方式来改写本题。