Why nothelpwhen you were in trouble
(2017·北京)Many airlines now allow passengers to print their boarding passes online ________ their valuable time.
What do you think of our design for the new car? —Pretty good. But I find theirs is _____ worth considering and study.
Jane never dreamed of receiving a letter from a girl her own age in Holland.
Wouldn’t it be ____for you to pick me up at five o’clock and take me to my company?