Answer:
Việt Nam đứng thứ 73 trong bảng xếp hạng Chỉ số Thịnh vượng chung.
Explanation:
 
        
             
        
        
        
Answer:
Facts: Students must take Algebra I before they can take Algebra II. Dara is currently taking Algebra II.
Conclusion: Dara has taken Algebra I in the past.
Explanation:
This fact states that "Students must take Algebra I before they can take Algebra II", meaning there is no possibility that Dora hasn't taken Algebra l. The other conclusions don't have one definitive possibility.
 
        
                    
             
        
        
        
PLEASE TRANSLET IT IN ENGLISH BECAUSE I CANT UNDERSTAND IT
 
        
                    
             
        
        
        
This problem is based on the Greenhouse effect.
CO2 is one of the Greenhouse gases.
Gasoline and diesel cars gasoline burns fossil fuel and produce a lot of CO2 increasing the Greenhouse effect. 
The sentences of the statement for the this case may be ordered to describe very well what happens with the fossil fuels and their effect in the planet.
This is the right order:
1) fossil fuels burned to run vehicles release co2
  
<span>2) CO2
traps heat and warms the atmosphere. 
</span>
<span>3) The global surface temperature increases
4)  ice and snow in
polar regions melts.
5)</span><span><span> large amounts of freshwater flow into
the ocean
6) </span></span><span>sea levels rise.
</span>
<span><span />7) the island floods with seawater.
8)  human life,
buildings, and infrastructure are at risk.
</span>