东西便宜英文怎么写（东西便宜英文单词）

八年级英语易错知识点分享:

形容东西贵或者便宜用expensive 和 cheap.

这个电脑太贵了，我买不起。

e.g. The computer is so expensive that I cant afford it.

现在，电脑太便宜了，以至于每个人都能买一台。

Now, computers are such cheap ones that everyone can have his own one.

但是说价格贵（价格高）和价格便宜（价格低）英语要用high 和low.不能用expensive和cheap.

以一个很便宜的价格at a low price

高价格 at a high price

短语：buy sth at a high/low price（在这里千万不能用expensive和cheap）

那些香蕉的价格一直都很便宜。

e.g. The price of the bananas are low all the time.

你用了一个很昂贵的价格买下了这辆车。

You have bought this car at a very high price.

买什么东西用什么价格介词用at.

你可以用两元钱买下这些香蕉。

You can buy these bananas at 2 yuan.