2. 职称英语
  3. The best title for this passage is______. [br] The pilot ship proved that the ex

The best title for this passage is______. [br] The pilot ship proved that the ex

游客2023-09-17  54
问题 The best title for this passage is______. [br] The pilot ship proved that the experiment was feasible; however, it did not duplicate the______.
选项 A、depths at which actual mining would take place
B、principle of a huge vacuum cleaner
C、method by which the nodules were produced
D、techniques of refining the ore
答案 A
解析 在文章的最后一段中提出了Deepsea Ventures already is doing on a limited scale in a small pilot plant． A bigger pilot…，它与选项A相近。
转载请注明原文地址:http://tihaiku.com/zcyy/3022822.html
相关试题推荐
随机试题
最新回复(0)