21.This magazine is very with young people , who like its content and style .
A.familiar B.popular C.similar D.particular
22.Emergency line operators must always calm and make sure that they get all the information they need to send help .
A.grow B.appear C.become D.stay
23.Despite such a big difference in towards what one eats, there is no doubt that people in the west regard the Chinese food as something special .
A.point B.idea C.attitude D.sight
24.If the firms failed to make enough money , they would .
A.close down B.call off C.turn down D.set off