Unit 1

　　tall—taller更高的 short—shorter 更矮的 strong—stronger 更強壯的 old—older 年齡更大的 young—younger 更年輕的 big—bigger 更大的heavy—heavier 更重的 long—longer 更長的 thin—thinner 更瘦的 small—smaller (體型)更小的

　　Unit 2

　　have a fever 發(fā)燒 have a sore throat喉嚨疼 have a cold感冒 have a toothache 牙疼 have a headache 頭疼 matter事情，麻煩 sore 疼的 hurt疼痛 nose 鼻子 tired疲勞的，累的 excited興奮的 angry生氣的 happy高興的 bored無聊的，煩人的 sad 憂傷的，悲傷的

　　Unit 3

　　watch—watched 看 wash—washed 洗 clean—cleaned打掃 play—played玩 visit—visited 看望 do—did last weekend 上一個周末 go—went去 go to a park—went to a park 去公園 go swimming—went swimming去游泳 go fishing—went fishing去釣魚 read—read 讀 go hiking—went hiking 去郊游

　　Unit 4

　　learn Chinese—learned Chinese學漢語 sing and dance—sang and danced 唱歌和跳舞 eat good food—ate good food吃好吃的食物 take pictures—took pictures 照相 climb—climbed 爬 have—had buy presents—bought presents買禮物 row a boat—rowed a boat 劃船 see elephant—saw elephant 看大象 go skiing—went skiing 去滑雪 go ice-skating—went ice-skating 去滑冰 how怎么，如何 get—got 到達 last 上一個的，僅余的，留在最后的