The school needs help( )the school trip.Ato B for Cwith
问题描述:
The school needs help( )the school trip.Ato B for Cwith
为什么不用with?
答
B needs help for sth.固定搭配,表示在某件事上需要帮助
to 一般是对人,而且在这和help 没法搭配