Task 1

16.Paragraph       ①      

17.Paragraph      ③        

18.Paragraph      ④    

19.Paragraph      ⑥                

20.Paragraph      ⑦     

A. Soot's Role in Climate Changes Above Oceans and Land

B. Observations of Warming in the Northern Hemisphere

C. Explanation of Increased Warming Effect Caused by Soot

D. Black Soot in Snow and Icy Areas Leading to Climate Change

E. Black Soot Contributing to Global Warming

F. Greenhouse Gases as the Main Factor of Global Warming

Despite the hostile environment, both animals and plants can be found in the oceans and on land

in polar areas. 

• A、True
  
  

• B、False
  
  

• C、Not Given
  
  

假如你是Jerry,你的好朋友John 考上了耶魯大學(xué)，請(qǐng)根據(jù)以下內(nèi)容要點(diǎn)給他寫(xiě)一封150 詞左右的英文祝賀信：

Main content:

1) congratulations;

2) the differences between college life and high school life;

3) your suggestions on a good college life.