1.背口诀记单词    门前几棵tree (树)数目刚好three (三)虽有博士degree (学位)每天悠闲free (自由的)    2.识音标，记单词tree n.树,木料,树状物;vt.赶上树; vi.爬上树,逃上树。three num.三；[习语]by twos and threes(三三两两地)。degree n.度数,度,程度,学位,地位,身份。free adj.自由的,大方的,免费的,免税的,丰富的,空闲的；vt.释放,使自由；adv.自由地,免费。    3.邻里邻外tree---在tree后加top变为：treetop n.树梢three---在three后加fold变为：threefold adv.三倍free---在free后加dom变为：freedom n.自由,自主,直率,特权    4.佳句背诵A tree is known by its fruit.观其果而知其树;观其行而知其人。As the tree, so the fruit.有其树必有其果;什么树结什么果。You can't judge a tree by its bark.不要根据树皮判断树木;不能以貌取人。When three know it, all know it.三人知,天下晓。The best fish smell when they are three days old. 最好的鱼三天也要变臭;作客不可久留。Affairs that are done by due degrees are soon ended.按部就班，事情很快就做完。Spend and be free , but make no waste.看着花，不要浪费。Laws catch flies and let hornets go free.法网只捕蝇，黄蜂由它去。