they suggested that preschool children go to a childcare center or to a babysitter.前面有了go to

题目

they suggested that preschool children go to a childcare center or to a babysitter.前面有了go to
or后面为什么还用to

答案

要不要都可以
有to 的话,or 连接两个介词短语【to a childcare center 和 to a babysitter】
没有to 的话,or 连接to 的两个并列宾语【a childcare center 和a babysitter】