单选题:Why does the author mention the specimen preserved in the bi

  • 题目分类:英语(二)
  • 题目类型:单选题
  • 查看权限:VIP
题目内容:
Why does the author mention the specimen preserved in the birth canal? A.To illustrate that the embryo fossils are quite advanced in their development.
B.To explain why the fossils are well preserved.
C.To indicate how the ichthyosaurs died.
D.To prove that ichthyosaurs are marine animals.
参考答案:
答案解析:

Compared with people in other Asian countries, the Singapore

Compared with people in other Asian countries, the Singapore__

查看答案

LEDs used in traffic Lights are developed by Holonyak' s stu

LEDs used in traffic Lights are developed by Holonyak' s students.A.True B.False

查看答案

根据下面资料,回答题 Easy Ways to Green up Your Life ①Eating meat prod

根据下面资料,回答题 Easy Ways to Green up Your Life ①Eating meat produces greenhouse ga

查看答案