Take a walk through a supermarket.
走在超市里。
You will find many brands of chocolate and a dozen kinds of yoghurt.
你会发现许多品牌的巧克力和一打（很多）种酸奶。
Which ones should you buy?
你应该买哪一些呢？
Well, the answer depends.
好吧，答案取决于具体情况。
You may have your favorites.
你可能有自己最喜欢的（品牌）。
If there is a brand you like more than other brands, you might be willing to pay extra money for it.
如果有一个品牌你比其他品牌更喜欢，你可能愿意为它支付额外的钱。
But when you don’t like one brand over another, the right move is to shop for the best price.
但当你对品牌的偏好程度没有区别时，正确的做法是寻找最优惠的价格。
It means putting one item next to a similar item to see which gives you more for your money.
这意味着将一件商品放在另一件相似的商品旁边，看看哪一件更物有所值。
This isn’t always easy because of the way things are packaged.
由于物品包装方式的不同，这并不总是那么容易。
To find the best deal, check the unit price.
为了找到最划算的交易，请查看单价。
Stores usually show the unit price on the shelf.
商店通常会在货架上显示单价。
If they don’t, you can calculate it yourself.
如果他们不显示，你可以自己计算。
But unit price isn’t the only thing to consider.
但单价并不是唯一需要考虑的事情。
Ask yourself how much you exactly need.
问问你自己到底需要多少。
Food waste is a serious problem.
食物浪费是一个严重的问题。
According to a research, people throw away up to 40% of the food they buy.
根据一项研究，人们扔掉了高达40%的购买食物。
So, ask yourself: Do I actually need 8 pieces of bread?
所以，问问你自己：我真的需要8片面包吗？
If not, the smaller bag is the better choice.
如果不需要，那么较小袋的包装是更好的选择。
Also, brand names come at a cost.
此外，品牌名也是有代价（成本）的。
Sometimes, what you’re paying for isn’t just the product in the package.
有时，你支付的不仅仅是包装里的产品。
It’s the brand name on the package.
而是包装上的品牌名称。
That’s why many stores offer their own products which are usually much cheaper.
这就是为什么许多商店提供他们自己的产品，这些产品通常要便宜得多。
Last year, some supermarkets did a test.
去年，一些超市做了一个测试。
They invited people to try some brand-name cakes and compare them with those made by the supermarkets.
他们邀请人们尝试一些名牌蛋糕，并将其与超市自制的蛋糕进行比较。
To their surprise, most people thought there was not any difference between them.
令他们惊讶的是，大多数人认为它们之间没有任何区别。
纯英文全文 (Full Text)
Take a walk through a supermarket. You will find many brands of chocolate and a dozen kinds of yoghurt. Which ones should you buy?
Well, the answer depends. You may have your favorites. If there is a brand you like more than other brands, you might be willing to pay extra money for it. But when you don’t like one brand over another, the right move is to shop for the best price. It means putting one item next to a similar item to see which gives you more for your money. This isn’t always easy because of the way things are packaged. To find the best deal, check the unit price. Stores usually show the unit price on the shelf. If they don’t, you can calculate it yourself.
But unit price isn’t the only thing to consider. Ask yourself how much you exactly need. Food waste is a serious problem. According to a research, people throw away up to 40% of the food they buy. So, ask yourself: Do I actually need 8 pieces of bread? If not, the smaller bag is the better choice.
Also, brand names come at a cost. Sometimes, what you’re paying for isn’t just the product in the package. It’s the brand name on the package. That’s why many stores offer their own products which are usually much cheaper. Last year, some supermarkets did a test. They invited people to try some brand-name cakes and compare them with those made by the supermarkets. To their surprise, most people thought there was not any difference between them.