[单选题]The new product that they show at the fair still needs improvement. A.新产品只要展出,就需要改进。 B.展销会上他们展出的新产品需要进一步改进。 C.他们在展销中推出了新产品,仍然需要不断进步。 D.他们在展销会上推出的新产品仍需改进。
第32题: [单项选择]A vessel is approaching from dead ahead. Both of her sidelights are visible and her range lights are in line. Which of the following could you do first?(). A. Sound one blast of the whistle B. Alter course to starboard C. Construct a radar plot D. Sound the danger signal 参考答案:B