【单选题】关于应检物的除害处理，下列说法正确的是（）。

A、法制性

B、预防性

C、国际性

D、强制性

A、阅读

B、观察

C、实验

D、课堂讨论

虚指数序列是由连续周期信号抽样所得，两者的周期一定相等。

A、源型、Source

B、漏型、Sink

C、源型、Sink

D、漏型、Source

The film Forrest Gump got six awards of the 67th Oscar Award in 1995, such as the best picture, the best actor, the best achievement in directing, adapting drama, the best achievement in film editing and the best visual effect. The film has reflected every aspect of U.S.A.’s life, important incidents of social, political life from a unique angle. Forrest Gump grows up in Alabama. Although his IQ is just 75, his mother strives to make him feel no different from others. During his life, Forrest achieves a lot more than any normal people may dream of. He becomes a college student because he can run very fast and is recruited in the college football team. After playing football for five years, Forrest joins the army with his college degree. In the army, he meets a black young man called Bubba who does not look down upon him and they become good friends. On the battlefield in Vietnam, Forrest saves the lives of many fellow soldiers, but he loses his friend Bubba. Among the people saved by Forrest, there is Lieutenant Dan, who loses both his legs and insists that dying on the battlefield is his destiny. It happens that Forrest has a talent for ping-pong, so he is placed in the All-American Ping-Pong Team to visit China together with official delegation headed by President Nixon. With the money from doing advertisement for a Ping-Pong paddle company, Forrest begins his life as a shrimp boat captain in honor of Bubba whose dream was to buy a shrimp boat of his own and to do business. Forrest’s boat later survives a severe hurricane and makes Forrest a millionaire. 12. Why does Forrest Gump buy a shrimp ship?

A、Because he wants to honor his friend Bubba.

B、Because he is rich and wants to show his wealth.

C、Because it’s his dream to buy a shrimp ship.

D、Because he loves the ocean.