----what do you think of the Chinese language today?

----Quite popular. It______ in communicating with other countries. More and more foreign friends are learning Chinese.

A．plays an important role

B．is playing an important role

C．has played an important role

D．is being played an important role

国家安全生产监督管理人员承担的职责有( )。

A．宣传安全生产法律、法规和国家有关方针和政策

B．监督检查生产经营单位执行安全生产法律、法规的情况

C．在履行职责时，发现违法行为，有权制止或责令改正

D．对存在重大事故隐患，职业危害严重的用人单位，应及时提出整改意见，并向有关部门报告

E．督促用人单位按照安全生产法规从事经营活动