Is this the first time you _____ Beijing—-No. But it has been 3 years since I last here.

Bob used to ______in the countryside . But now he is used to _________in the big city .

Our teachers often encourage us that everyminute we spend on studying will finallyin thenear future．

33. Thousands of travellers in and outside Hefei were ______to the Peach Festival the first day it opened this year.

ald who had spent much of histime graduating from college backpacking roundEurope,decided last year to settle down.