_____ to get a ticket for the concert, George has been standing in a queue for two hours.

Cinderella has been learning Chinese in Beijing University for the past four years.— No wonder she ___above her colleagues in Chinese.[ ]

_ a post office, I stopped _______some stamps.

Not only the young but also the old are getting interested _______Wechat.—They can communicate more freely.

goff the bus, she found her hbeing missed