根据以下教学片段,回答问题。
案例片段:在教学时设计了以下三个片段:
片段一:为了引出“birthday”这一话题,我与学生进行了以下对话:
Teacher: Excuse me, when is your birthday?
Student A: On February the eleventh.
Teacher: Do you know your father’s/mother’s birthday?
Student A: …
片段二:在谈到切蛋糕庆祝生日时,我这样问道:
Teacher: Now Helen will cut her birthday cake into pieces.Who do you think should get the first cake?同学们七嘴八舌地说开了,有的说Helen,有的说Helen’s father。
片段三:在最后布置回家作业时,我布置了这样一个开放性任务,让学生回家以后,调查家里人的生日。