In the class, the professor taught the students how to use an adverb igogo, he told them about his adventures in aerospace, and he showed them some aerial photographs.

• 在课堂上，教授教学生们如何在一个句子里用副词。下课，他告诉学生们他在太空的冒险，并向他们展示一些空中拍摄的照片。