What time do you usually get up on weekends?
I usually get up ___ 7:00 o'clock in the morning.( )
A.atB.inC.on
——He can write well. ——He_____, but he doesn’t. He’s too lazy.
Rick has learned a lot about Chinese culture _____ he came to China.
--Sorry, I overslept. I forgot to set the alarm. --Your clock ________. Perhaps you should buy a new one.
Be quick, we’ll be late for the meeting.
I still remember my first teacher __________ we haven’t seen each other for many years.