---- Jim, is the man under the tree _________ English teacher?---- No. He teaches _________ Chinese.
------I didn’t go to the party _________my homework last night. ------Oh! ___________
The police warned the children __________football in the street.
__________does it cost to go from Shanghai to Beijing?
They spent _________time ___________ the computer games.
-----Why do many people like to ride bikes? ----Because bikes not only need ________ space, but also cause _________accidents.