—Shall we get off the bus here?—Yes. But we won’t get off _______ it stops. 

_____ it was very cold, _____ my friend still went swimming in Jialing River this morning. 

How long have you lived  here ? ________ ten  years   ago  .

 Listen carefully in class,     you’ll not understand what to do. 

 You’d better look up the new word in a dictionary____ you don’t know it.