求翻译：在读前活动中，教师可通过标题导入、视听导入、背景介绍、设置悬念等灵活有趣的形式，启动学生积极主动地投入参与。是什么意思？

Read the previous activities, teachers can, by title, import, import audio-visual background, suspense and other flexible and interesting form to start the students active participation in

In reading activities, teachers can be imported with the title, audio-visual import, such as suspense, set in the form of flexible interesting start students are actively engaged in involved in.

Moves in front of reading, the teacher may induct, the seeing and hearing through the title inducts, the background introduced, the establishment is anxious and so on the nimble interesting form, starts the student positively to invest the participation on own initiative.

Read-ahead activity, teachers can import, audio and import the title, background, set of flexible and interesting forms such as suspense, start the proactive participation of students.

正在翻译，请等待...