「学习重点」－认识相关字汇：
1. cheap:
便宜的，不贵的 – costing little money or less than is usual or expected
收费低廉的（商店或餐馆）– If a shop or restaurant is cheap, it charges low prices
价廉物美 – cheap but good or enjoyable
便宜地，廉价地（购买商品）- If you get goods on the cheap, you get them for a low price, often from someone you know who works in the company or business that produces them.
＜延伸＞你知道”cheap”还有别的意思吗？
口语化的”cheap”有时候代表一个人很小气的意思噢！
Don’t you know that he’s a cheap person? He only offers his guests tap water instead of mineral water, tea or coffee.
（难道你不知道他是个小气的人吗？他只给来作客的人自来水喝而已，才不提供矿泉水、茶或咖啡呢！）
2. bargain: (n.) 便宜货，廉价品；协议；买卖，交易
something on sale at a lower price than its true value
＜延伸＞
讨价还价：bargain(v.) +with/over/about
寻找便宜物品的行为: bargain-hunting
有的时候 “bargain” 也会用在用低价钱买到不错的东西，或者很划算的时候，例如：It’s a bargain!
若你用稍微低的价钱买到品质不错的东西时，建议也可以多多使用下列的单字或片语噢！
3. inexpensive: 花费不多的，价钱不贵的
not costing a lot of money
4. economical: 经济实惠的；省钱的；节约的
not using a lot of fuel, money
『其他补充句子与片语』
1. 经济实惠：good deal
It’s such a good deal to buy the mobile phone with 40% discount!
（能够用六折买到这支手机，真是既经济又实惠呢！）
2. 物超所值：well worth it’s value; beyond its price or value; value beyond price
The new car model really functions beyond its price. I really want to have one!
（这个新车款有很多超出其价值的功能，太令人想要拥有一台了！）
3. 买越多，省越多：The more you buy, the more you save.
Lucky you! We are now on sale! The more you buy, the more you save.
（你真是太幸运了！刚好我们现在有打折噢！买越多，省越多！）
