Please find out the sentences with infinitives in the letter .

让学生从信中找出含有动词不定式的句子。

A study of infinitives , participles , and gerunds .

英语不定词分词动名词之研究。

Whether you split atoms or infinitives .

不论你是分解原子还是分解不定式。

Split infinitives are grammatically correct .

分离不定式没有语法问题。

Put the infinitives in their proper forms .

用动词不定式的正确形式填空。