沒有【段考】高三英文上學期權限，請先開通．

3.In a teaching environment well-equipped with free wi-fi access, various resources and gadgets, have you tried any useful helpful teaching apps or social networking websites to boost the writing skills of your students? Please share one specific tool you have used, elaborate on the steps you take, and review its effectiveness and drawbacks based on the students’ feedback and performance. （25 分）