I came here by taxi and the driver ____ me 50 yuan.— Really? You _____ by bus.[ ]

It’s difficult for college studentsto have a train seat during holidays, so they are advised to make seat ________well in advance.

Of the following four, is in June.

Is Lucy or Lily the ______ of the twins–Lucy. She was born half an hour earlier.

Modern science and technology has ______ communicationbetween people far apart.