Can you leave the door ________ so I can get in?
A. on the latch
B. on the way
C. on the wall
D. on the whole
Building ITS is the available method increasing present systems _________
A. by a large margin
B. by all means
C. by and by
D. by any chance
Public order is primarily an ___________ problem. 公共秩序主要是一种城市问题
A. urban
B. rural
C. suburban
D. city
A ____is a special article in a newspaper or magazine, or a special programme on radio or television.A featureBspecialty C trait