i was about go to sleep my mother telephoned me,这里的about什么意思

i was about go to sleep my mother telephoned me. I was about to go to sleep () my mother telephoned me I was about to go to school _____ my mother asked me to buy yesterday i was just about to go out -- someone telephoned m i was about to watch tv when my mother asked me i telephoned you in order to warn you about what was happeni Mother_________me because my teacher telephoned her about me My mother will be w_____ about me it I go home too late yesterday i was just to go out ______ someone telephoned me When I worry about something,I always go to my mother.=When i was about to go up to my office when i decided to get a co I hope my mother _____ ask me about my studies.