prefertodosth.ratherthandosth.= 　　preferdoingsth.todoingsth. 　　prefertodosth.insteadofdoingsth. 　　wouldratherdosth.thandosth. 　　woulddosth.ratherthandosth. 　　意思都是"宁愿做某事而不愿做另一件事"