[00:04.00]Unit 4

[00:06.09]learn (过去式learned)学习

[00:14.78]Chinese 中文; 汉语

[00:19.67]sing(过去式sang)唱歌

[00:28.00]and 和

[00:33.03]dance(过去式danced)跳舞

[00:41.78]eat(过去式ate)吃

[00:49.63]good 好的

[00:54.10]take(过去式took)照;拍

[01:01.75]climb(过去式climbed)爬

[01:12.27]have (过去式had)

[01:18.46]cousin 堂(表)兄弟;堂(表)姐妹

[01:23.12]I'll = I will

[01:32.11]miss 想念

[01:37.01]buy(过去式bought)买

[01:45.79]present 礼物

[01:50.50]row (过去式rowed)划(船)

[01:58.81]boat 小船

[02:02.78]see(过去式saw)看见

[02:10.82]elephant 大象

[02:15.58]go (过去式went) skiing 去滑雪

[02:24.92]go (过去式went) ice-skating 去滑冰

[02:35.27]how 怎么;如何

[02:39.31]leave (过去式left)离开

[02:47.83]get (过去式got) 到达

[02:55.86]last 仅余的;留在最后的

[03:00.21]relax 放松

[03:05.30]prepare 准备