When he (leave) Hanoi for HCM city? -He .(leave) yesterday morning. .(start) to learn E when they (be) only 10 years old. (play) the piano when we .(arrive). you (do) at 8 o clock yesterday when he (come) to see you? -Oh, I (write) a leter to my eldest brother. still .(sleep) when their father (come) back from work. (come) into the room, (open) the window, .( turn) on the light, and (begin) to read a newspaper