Words to Learn-Unit 1 (Teacher Use)
n. 作用；地位；角色 have/play a (important/major/minor) role in (doing) sth. role model 楷模、典范
* 她在那部电影里扮演了一个微不足道的角色。 She played a minor role in that movie.
* 公共交通体系在今天的社会中起着重要的作用。
Public transportation plays an important role in today's society.
6. instruction
n. 用法说明；操作指南 (常用复数） * 你可以根据说明书使用新洗衣机。
You may follow the instructions to use the new washing machine. n. 教育，教学 instruction in sth.
* Miss. Thompson gives instructions in mathematics. Chinese meaning: 汤普森小姐教数学。 instructional adj. 教学的，教育的
7. payment
n. （应付的）款项
* The next payment will be due in a couple of days. Chinese meaning: 再过几天就该付下一笔钱了。 n. 付款
* 他坚持要求现金付款。
He insisted on payment by cash. n. 报答，报偿
* 谨以薄礼聊表谢意，敬请笑纳。
We'd like you to accept this gift in payment for your kindness. pay v. 付（款），付出 repay v. 回报
8. arrival
n. 到达，抵达 on/upon arrival
* 她一到就给我打了电话，所以我知道她平安无恙。
She phoned me on/upon arrival so that I knew she was safe and sound. * There are about 200 arrivals and departures every day at this airport. Chinese meaning: 这个机场每天有约200次航班到港和离岗。 arrive v. 到达，抵达
9. keen
adj. 渴望，热衷于 keen sense/eye be keen on doing sth. 热衷于做某事sth. 渴望做某事
* 像狗这样的动物有着很敏锐的嗅觉。
Animals like dogs have a keen sense of smell. * 我爷爷曾极其渴望回到家乡。
My grandfather was keen to return to his hometown.
* Some of my schoolmates are very keen on outdoor activities.
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be keen to do Words to Learn-Unit 1 (Teacher Use)
Chinese meaning: 我有些同学特别热衷于户外活动。
10. official
adj. 正式的；官方的
* To find more information, please log onto our official website. Chinese meaning: 若想获得更多信息，请登录我们的官方网站。 * 按计划，正式演出是在明年九月。
The official performance is planned for next September. n. 官员
* 高官们带着太太来参加宴会。
The higher officials came to the party with their wives.
11. social
adj. 社交的，交际的 social life/skill/gathering * 集体体育活动能帮孩子拓展社交能力。
Team sports help to develop a child's social skills. adj. 社会的
* 在过去的十年中，这个可怜的国家经历了重大的社会变革。
In the past decade, the poor country has experienced major social changes. sociable adj. 好交际的，合群的 socialize v. 社会化；交往，交际
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