First one. Get a good nights rest before excercising for a long time.
        
                    
             
        
        
        
Answer:
1. B
2. C
3. B
4. B
Explanation:
2. "the" should not have been there
3. "about" should have been "to"
4. "a" should have been "the"
I hope this helps. Have a nice studies
 
        
             
        
        
        
Answer:
All of the above. Wood, Natural gas, and charcoal can all be burned go make heat.