1.On the one hand,some scientists point out that …….On the other hand,…… ※ 总结on the one hand...,on the other hand ... 与 for one thing...,for another(thing)...的区别。 e.g. On one hand,of course,cars are very useful.But on the other hand,they cause air pollution. They all like her.For one thing,she teaches well;for another,she is kind-hearted. On the one hand…,on the other hand… 一方面……，另一方面…… 常用来表达__________________ 两个方面。 而 for one thing…,for another… 首先……，再者……/ 一方面……，另一方面…… 陈述的两个方面的情况常常____________________。