军队职称英语真题汇编-C阅读理解29

试卷预览

• 1The passage is mainly about（　）。

  A.preserving human bodies by freezing

  B.preserving food by freezing

  C.the harmful effects of freezing

  D.how to removing water from living cells

  开始考试练习点击查看答案
• 2The idea of freeing human bodies to preserve them（　）。

  A.comes form that of keeping meal and fruit fresh by freezing

  B.was invented in ancient China

  C.has already been realized

  D.is widely accepted by the scientific world

  开始考试练习点击查看答案
• 3According to this passage, freezing is（　）。

  A.the best way of preserving food

  B.a way of removing water from living cells

  C.a way of realizing the idea of preserving human bodies

  D.harmful to living cells and cannot be adopted to preserve them

  开始考试练习点击查看答案
• 4To prevent living cells from being damaged by ice crystals, Dr.Luyet suggested（　）。

  A.that human bodies not be preserved by freezing

  B.removing water from the cells before freezing

  C.removing ice crystals from the cells after freezing

  D.changing the shapes of ice crystals that harm the cells

  开始考试练习点击查看答案
• 5Glycerin can be used（　）。

  A.to freeze living cells

  B.to unfreeze living cells

  C.to move water from living cells

  D.to change the shapes of crystals

  开始考试练习点击查看答案