Since you have repaired my TV set,___is no need for me to buy a new one.A it B this C that D there单选

Since I have seen you Since when have you become active?翻译 have .since did区别have .since have done?eg：I haven’t seen you since I’ve been back.I haven’t seen you since I was back. you feel okay since you have a sickness? Have you seen him since you last parted chen,Since then have always loved you and miss you how have you been since l saw you last英译中 What have you done since you returned to China? I have ____ here since you came here. Have you lived here since 2005?作否定回答 Since then,the heart will always have you.Loving sister. You have been timed out since your last try! I have lost my life since I met you. I have lost my way since you left . When I need you,you have once again chosen to leave,since you have already (since/ for)-- how long have you benn here?(since/ for)-- how long have you benn here? --__(since/ for) vhalf past three.选择哪个?为什么? when you have lived here?since then you have lived here?区别 I have been here since last month.（对since last month部分提问） have you been like this?