Question

【题目】Many teachers believe that hands－on experience is the 【1】(good) way to learn. A group of students in the United States are putting that belief to the test. They 【2】 (success) designed and built a robot for discovering unexplored mines 【3】 the bottom of the sea. Students made the robot 【4】(answer) a challenge from the U．S. Department of Defense.

The students recently tested the underwater vehicle 【5】(call) PerseusⅡin a 95－meter－long tank of water at the Stevens Institute of Technology.

The robot costs about $15,000 to build. The students use a video game control to direct 【6】(it) movements in the tank. What’s more, devices known as Japters 【7】 (able) the robot to go up, down and toward its target in the water. Video cameras on the robot send images back to a computer through a 13－meter－long cable. Perseus Ⅱ, 【8】the students worked up to 20 hours a week to design and build, also has 【9】 set of lasers (激光), which are used to measure the size of an object.

DeLorme supervised the project from 【10】(begin) to end. He says the specialized requirements of robots were demanding.

Answer 1

【答案】

【1】best

【2】successfully

【3】at

【4】to answer

【5】called

【6】its

【7】enable

【8】which

【9】a

【10】beginning

【解析】本文介绍了美国学生成功设计和制造了一款机器人。

【1】考查最高级。许多老师相信亲自动手的经历是最好的学习方法。这里是最高级，所以填best。

【2】考查副词。修饰动词designed and built，用副词，所以填successfully。

【3】考查固定短语。表示“在大海的底部”，at the bottom of在……的底部，是固定短语，所以填at。

【4】考查不定式。表示目的“为了回答挑战”，所以用不定式，填to answer。

【5】考查固定用法。这些学生最近测试了这款叫作PerseusⅡ的水下运载工具，所以填called。

【6】考查代词。学生用一个视频游戏操纵装置指挥它的运动，所以填its。

【7】考查动词。作谓语，所以用动词，填enable。

【8】考查定语从句。___8___the students worked up to 20 hours a week to design and build是一个非限制性定语从句，修饰先行词Perseus Ⅱ，关系词在从句中作宾语，指物，所以填which。

【9】考查固定短语。a set of一组，是固定短语，所以填a。

【10】考查固定短语。from beginning to end自始至终，是固定短语，所以填beginning。