In Chinese the time relationship of the actions in a sentence is expressed. By means of adverbs, but in English it is mainly expressed by the inflexion of verbs. So it is most important to learn the different forms of verbs commonly used.

• 在汉语中，句子动作的时间关系是用副词来表达，但在英语中，主要要用动词的形式变化来表达的。因此，掌握常用动词的各种形式极为重要。