That /those 用于强调上文提到过的词或短语表达的同类意思， 比如： asian buffalo isn't as wild as that of america's. 例如：those who are interested in photography should bring their cameras. 亚洲水牛比美洲的同类要温柔一些。 此处that 指代 buffalo 。
Nike vs Reebok sizing How do they compare?
上海的天气没像北京那么冷。 the radios made in tianjin are as good as those made. Those / these are determiners and are used before nouns to refer to a particular group of things / people, e.g. These people / those rules / those buildings.
These 与those 区别 代指的含义不同 those指的是那些，these指的是这些。 指代眼前的，或较接近的，不管时间还是距离上的，就用these；指代远处的，也是不管时间还是距离，就用those。.
That和those用来代替前面说过的名词。 the weather in shanghai is not so cold as that in beijing.
