题目内容：

the worst thing is to do nothing.能改成doing nothing
For us ,the most important thing is to learn something and have fun一样改吗?

优质解答

在这里可以改的.the worst thing is to do nothing.相当于to do nothing is the worst thingdoing nothing is the worst thing 第一个是不定时做主语第二个是动名词做主语但是还有些在特殊语境中,例如动作是在未来发...