China sent up Shenzhou VII manned spaceship into spaceship successfully, which shows that science and technology ______ rapidly in China.
_____ still half drunk, he made his way home.
_____ she was very tired, she went on working.
Busy _____ he was, he tried his best to help you.
I learned a little Russian _____ I was at middle school.
_____ we got to the station, the train had left already.