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第二十篇

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发布时间: 2016-08-25

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1共用题干单选题 3分

WhatisAlvin? 

  • A. A research institute.
  • B. A transporting vehicle.
  • C. A submersible.
  • D. A scientist.
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正确答案: -

本题解析: 暂无解析

2共用题干单选题 3分

WhichofthefollowingstatementsisNOTafactaboutAlvin?

  • A. It can carry explorers as deep as 6,500 meters.
  • B. It has played a key role in various important undersea expeditions
  • C. It was launched in the sixties of the twentieth century.
  • D. It has been used for more than 40 years.
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正确答案: -

本题解析: 暂无解析

3共用题干单选题 3分

 aworldthatisstillfullofmysteriesrefersto

  • A. the earth.
  • B. out space.
  • C. the ocean.
  • D. Mars.
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正确答案: -

本题解析: 暂无解析

4共用题干单选题 3分

InwhataspectsarethenewHOVandAlvinsimilar?

  • A. Size
  • B. Speed
  • C. Capacity
  • D. Shape
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正确答案: -

本题解析: 暂无解析

5共用题干单选题 3分

InwhataspectsarethenewHOVandAlvindifferent?

  • A. Offering better views.
  • B. Speed
  • C. Size
  • D. Both A and B
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正确答案: -

本题解析: 暂无解析

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