—I wonder what makes you a great teacher?—I _______ as a tutor in my spare time at college, which contributes much to my today’s job.
At the meeting place of the Yangtze River and Jialing River __________,one of the ten largest cities in China.
We were swimming in the lake __________ suddenly the storm started.
With the boy __________ the way,we had no difficulty finding his house.
Bill wasn’t happy about the delay of the report by Jason,and __________.
It is five o’clock;I must go to school to __________ my little daughter.