不规则动词

You should often refer to the list of irregular verbs and learn the forms of these verbs by heart.

你们应该经常参考不规则动词表，并熟记这些动词的各种形式。

Speaking of the knacks, when you know the past forms of some irregular verbs, you will find some rules.

要说窍门，在多背一些动词的不规则过去式后，你会发现还是有一些规律的。

But many verbs are irregular.

但很多动词是不规则的。

There are two types of participle in English: the past participle and the present participle.

有些动词兼有规则和不规则的过去式和过去分词的形式。

Several verbs have alternative regular and irregular past tense and past participle forms.

有些动词兼有规则和不规则的过去式和过去分词的形式。

The verbs " keep " and "see" are irregular in their inflections.

&keep&与&see&这两个动词的词形变化是不规则的。

On the other hand, the more important thing is because the urban housing is a kind of heterogeneity products.

另一方面，更重要的是由于城市住房是一种异质性产品。

Climate histogram is the fall that collects place measure calm value, cent serves as cross axle for a few equal interval, the area that the frequency that the value appears according to place is accumulated and becomes will be determined inside each interval, discharge the graph that rise with post, also be called histogram.

气候直方图是将所收集的降水量测定值，分为几个相等的区间作为横轴，并将各区间内所测定值依所出现的次数累积而成的面积，用柱子排起来的图形，也叫做柱状图。