Unit 1 tall—taller更高的 short—shorter 更矮的 strong—stronger 更强壮的 old—older 年龄更大的young—younger 更年轻的big—bigger 更大的heavy—heavier 更重的 long—longer 更长的thin—thinner 更瘦的
small—smaller （体型）更小的 Unit 2 have a fever 发烧 have a sore throat喉咙疼 have a cold感冒 have a toothache 牙疼 have a headache 头疼 matter事情，麻烦sore 疼的hurt疼痛 nose 鼻子 tired疲劳的，累的excited兴奋的angry生气的
happy高兴的bored无聊的，烦人的 sad 忧伤的，悲伤的 Unit 3 watch—watched 看 wash—washed 洗clean—cleaned打扫play—played玩 visit—visited 看望 do—did last weekend
上一个周末 go—went去 go to a park—went to a park 去公园 go swimming—went swimming去游泳 go fishing—went fishing去钓鱼read—read 读 go hiking—went hiking 去郊游 Unit 4 leran Chinese—learned Chinese
学汉语 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买礼物 row a boat—rowed a boat 划船 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 到达 last 上一个的
