Animals have a natural ________ for survival.A extinctionB distinctionC institutionD in

相关问题

• 1、This rule may have preserved the shark from being eaten as well as other animals ______.A．
  2017-08-16
• 2、Some species of animals have become extinct because they could not ______ to the environme
  2017-08-31
• 3、In the long history of natural evolution many kinds of animals have______from the earth.A．
  2018-02-09
• 4、We have made up laws to protect the water from being polluted and the animals _____
  2018-06-21
• 5、Since prehistoric people first applied natural pigments to cave walls ______ have painted
  2019-11-02
• 6、Many kinds of animals are believed to have _________ from the earthA.withdrawnB.vanishedC.
  2020-04-16