--- Hello, Jack! How are you doing?--- _________.
Boys_________ model planes to dolls, while girls _________ have dolls than model planes.
Mr. Wang _______drive to work, but now he _______there by bike to keep healthy.
--- There is nothing wrong with your mobile phone,__________?--- _________, I’ll have Uncle Wang _________it.
Learning English can make _______ to talk with foreigners.
You don’t know _____ I want to see you again. It’s a year since I last saw you.