A：水绵、衣藻、满江红、柳树
B：海带、葫芦藓、菜豆、玉米
C：莱豆、小麦、银杏、桑树
D：石花菜、墙藓、胃蕨、槐树
若3a=2b，则a-ba的值为（ ）
Indeed a lot of skillful methods are used in many advertisements to cheat consumers. Not all ads play tricks on us__________.
写出近义词
悲愤—____ 圈套—____ 热爱—____
