We'd better wait     more minutes. I think Jeff will come soon,

—Have you seen Maragaret? The boss is looking for her everywhere.—She________the train, otherwise she would have arrived here by now.

Li Lei knows two foreign languages. He can speak _______ English______ French.

Mr Chen __________ his mobile phone to the shop because it can’t work at all.

Zhanglin was lost in computer games during his last year in high school, otherwise he_______ a student at Beijing University.