Cut down on fatty foods and alcohol if you want to lose weight.这句话的主句是省略了什么东西?主句是祈使句吗?
问题描述：
Cut down on fatty foods and alcohol if you want to lose weight.这句话的主句是省略了什么东西?主句是祈使句吗?
答
你把顺序换一下,先if you want to ...,you can cut down on .这样就理解了是虚拟语气把if 放在后面