Last night I can't sleep. I woke up at 6 a.m. After that, I got to work at 8 a.m., and then today I have taught at 9 a.m. and then I teach finish in time, 5 pm.
Last night I could not sleep I got up at six o'clock in the morning, after I got off work at 8 am today, I have taught at nine o'clock and I finished teaching at five o'clock.
Last night I couldn"t sleep. I get up at 6 am. Then I went out to work, time 8 o"clock morning. Today I have taught at 9 am. And I can finish in time 5 pm.