国际上评价烟草燃烧产生的有害物质含量的三项指标是

A．尼古丁、焦油、烟尘

B．尼古丁、焦油、一氧化碳

C．焦油、尼古丁、潜在致癌物

D．二氧化碳、尼古丁、焦油

E．一氧化碳、烟尘、尼古

All of a sudden it ____ Coke that there might be some policemen waiting for him in the house.

A．occurred

B．happened

C．stuck

D．hit