Interestingly, the pet dog has been____to carry newspapers for its master.

Could you tell me ______—Oh， no. The place is a secret before we get there.

________eastward,________ you’ll pass mountains and thousands of lakes and forests

Tony ____ for the company as an engineer for two decadesNow he teachesmechanics m Peking University

Are you going to the football game this weekend?—Probably not. The tickets are __________ for me.