The word“outstanding”in Paragraph 2 is closest in meaning to

• A、“extensive”
  
  

• B、“surprising”
  
  

• C、“ vertical”
  
  

• D、“excellent”
  
  

Task 1

16.Paragraph     ①   

17.Paragraph     ②   

18.Paragraph     ③   

19.Paragraph     ④   

20.Paragraph    ⑤  

A. Rich Resources of the State

B. Connections With the Outside World

C. Transportation Problem

D. The Natives of the Land

E. Position and Cold Climate

F. Land and Population

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 explain why the fossils are well preserved
  
  

• D、To prove that ichthyosaurs are marine animals