Jack是一名九年级的学生，最近迷上手机游戏，经常玩到深夜，睡眠不足，不能认真听讲，导致成绩下降。妈妈很生气，不再让他使用手机。假如你是他的朋友Tina，请你写一封信给他，建议他要合理使用手机，如查阅资料，记单词等。同时，考试在即，要理解父母、老师的心情，要主动去沟通，得到他们的原谅和帮助。
要求：
包含所给要点，语言流畅，意思连贯，适当拓展；词数80词左右；开头和结尾已给出，不计入总词数。
参考词汇：become poor in study; get angry with ; communicate with; forgive.
Dear Jack，
I am sorry to hear that you quarreled with your parents about playing mobile phone games.
                                                                     
                                                                     
                                                                     
                                                                     
                                                                     
                                                                     
                                                                     
                                                                     
Yours，