综合写作

Marupial 和 placenta 哪种更适应环境？

听力观点：

　M生出来以后，organ continue to develop, mother's milk protect them from infection

　M control tem, they lower tem on purpose, 这样可以less energy, less food

　M 和 P一起生活在澳大利亚，但现在只有M，所以M在竞争中获胜。说明M比P更适应环境

独立写作

　　An effective leader should try to make others feel that they are part of the decision making process.