改错To be well-informed ,reading widely is necessary .
问题描述：
改错To be well-informed ,reading widely is necessary .
答
To be well-informed,one need to read widely.
要想见识广,广泛阅读非常必要.
“To be well-informed”的逻辑主语是“人”,不是“reading widely”,因此要添加主语one.need 不需要加s吗？To be well-informed, one needs to read widely.当然要加s了嘻嘻