It is acknowledged that ________ shortest distance between persons is ________ sincere smile.
A．a；the B．the；a
C．a；/ D．the；/
—We were surprised to hear that the reason________ she gave for her absence was________ her mother was ill.
—Yes，we saw her mother was at the supermarket that morning.
A．why；that B．which；that
C．that；because D．why；because
We tried to ring you back，Bryan，but we think we ________ your number incorrectly.
A．looked up B．got through
C．took down D．worked out
Will you see to ________ that the luggage is brought back?
A．me B．yourself
C．it D．them
Everyone should learn something about first aid，for every second will ________ in an emergency.
A．play B．count
C．happen D．show
—Now，where is my package?
—________ We’ll be late for the train.
A．Come on! B．Forget it!
C．Don’t worry. D．Who knows?
