The TD or titurial classes has been planned in the new changes of September 2013 . Each class is divided into two groups. During this session the teacher remedies the weaknesses that he or she notices during the class session. For example , the learners face problem with simple past "irregular verbs" . So teacher focuses on group works where he or she can do games , songs.... the features of this TD lesson plan are : 1- Session : the number of session each class will benefit from the same work during 15 days . 2- Objectives: here the objectives lust refer to the syllabus and learning objectives for example : narrating ( simple past) 3- communicative tasks: here the tasks must be communicative ( information gap activities) or task that convey message 4- Cross -curricular competencies : teacher needs to know if his or her learners have already acquired any competences in the other subjects that may help her or him dealig with TD and remedy such weaknesses