职业肿瘤最好发的部位是（）。

A.呼吸系统

B.消化系统

C.神经系统

D.泌尿系统

E.生殖系统

Which of the following statements best summarizes the main idea of the passage

A．The sugar industry varies in prosperity among producing countries in Latin America.

B．World sugar producers all suffer from short supply of canes.

C．The world sugar industry is undergoing fatal depression.

D．Major sugar producers have adopted different strategies to combat the sluggish economy.