Use a question word+to-infinitive to replace each object clause.

运用疑问词十动词不定式来代替每个宾语从句。

We can use a verb and an object before a question word with a to-infinitive.

我们可以在带有动词不定式的疑问词前使用一个动词和一个宾语。

It is formed with the copula "vera" (to be) + "ae" (infinitive marker) + infinite verb.

它由连接词“vera”（to be） +“ae”（不定式标记）+无限动词构成。

It is wrong to ever split an infinitive.

将不定式分割永远是错误的。

How to use infinitive will be studied next week.

如何使用不定式将在下周学习。