问题：
In order to reduce air pollution, many people want a total _____on the playing of firecrackers (鞭炮)in many cities during the Spring Festival.
A．presentation
B．promotion
C． prohibition
D．performance
In order to reduce air pollution, many people want a total _____on the playing of firecrackers (鞭炮)in many cities during the Spring Festival.
| A．presentation | B．promotion | C． prohibition | D．performance |
参考答案：