That is fun to swim in the river in summer.这句话哪错了_英语解答

That is fun to swim in the river in summer.这句话哪错了

人气：221 ℃　时间：2020-04-12 04:01:40

解答

That 改为It
It 作形式主语的.真正主语是to swim in the river in summer
That 不可以作形式主语