原型化方法是确定软件需求的最佳策略，它快速地和迭代地建立起最终系统的工作模型。它也是一种动态

Which of the following is NOT true according to the passage？

A.Both the main steering gear and the auxiliary steering gear should be operated

B.The alarms fitted to the remote control system should be operated

C.The emergency generator compartment should be checked

D.The communication system between the bridge and the steering gear compartment should be operated

Which of the following statements is TRUE regarding crane operations ________．

A.Radio communications allow the crane operator to disregard the use of hand signals

B.The crane operators and signalman must be familiar with the correct hand signals

C.The forward cranes can be operated from the bridge

D.The aft cranes can be operated from the aft steering station

Which of the following is suitable for bagged cargo？ ______.

A.hydraulically operated pusher

B.spread beam sling

C.revolving roll clamping device

D.platform sling

Which of the following can best summarize the main idea of this text？（）

[A] The moral decaying deserves more research by sociologists.

[B] Marriage break-up stems from sex inequalities.

[C] Husband and wife have different expectations from their marriage.

[D] Conversational patterns between man and wife are different.

Which of the following can best summarize the main idea of this text ？

A．The moral decaying deserves more research by sociologists .

B．Marriage break-up stems from sex inequalities.

C．Husband and wife have different expectations from their marriage.

D．Conversational patterns between man and wife are different.

Which of the following can best summarize the main idea of this text ？

A．The moral decaying deserves more research by sociologists .

B．Marriage break-up stems from sex inequalities.

C．Husband and wife have different expectations from their marriage.

D．Conversational patterns between man and wife are different.

Which of the following can best summarize the main idea of this text？

A．The moral decaying deserves more research by sociologists.

B．Marriage break-up stems from sex inequalities.

C．Husband and wife have different expectations from their marriage.

D．Conversational patterns between man and wife are different.

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

A．There are three most prevalent diseases in the world.

B．Malaria is treatable and preventable.

C．African children die from malaria every day.

D．Malaria is a prevalent disease.

Concerning the main character of the novel, which of the following is NOT true？

A．She is a relative of the writer.

B．She is an embodiment of self-made hero.

C．She had been studied or written about before this novel.

D．She is a saint coming from the grass roots.

Concerning the main character of the novel, which of the following is NOT true？

A．She is a relative of the writer.

B．She is an embodiment of self-made hero.

C．She had been studied or written about before this novel.

D．She is a saint coming from the grass roots.