3、entswillbecomeinterestedinthetopicdiscussedbytheirclassmatesandtheircuriositywillbearousedbythequestioncomeupbythemintheend.With the video, students are guidedto find any clues to its answers.Besides,thisstepcangetstudentsreadyforthefollowingreading.StepII.Pre-reading:predictT:Inthisclass,wearegoin