I won't give you any help_____ you tell me the truth. It's none of my business.
[    ]
A. unless      
B. since      
C. as if    
D. even though
Animals suffered at the hands of Man ___ they were destroyed by people to make way for agricultural
had to provide food for more people.
[     ]
A. in which    
B. for which
C. so that            
D. in that
The big fire lasted as long as 24 hours ______it was brought under control.
[     ]
A. after  
B. before  
C. ahead  
D. since
       there is 70% of  water on the planet, only about 1% of that water is drinkable.
[     ]
A. Though  
B. Only if
C. As though
D. However
       I'm mistaken, I’ve seen the same woman begging here before.
[     ]
A. If          
B. While          
C. Unless        
D. Since
___ the factors already referred to, people sometimes feel insecure because their motives are
misunderstood by others.
[     ]

A. But for    
B. Except    
C. Apart from  
D. Except that

—How long do you suppose it is _______he arrived here？
—No more than half a week.
[     ]
A. when      
B. before        
C. after      
D. since
Russia won the host right of the 2018 World Cup _____ England lost it on December 2.
[     ]
A .before
B. or
C. while
D. even if
The new system is better _____ it provides faster access to the Internet.
[     ]
A. in that          
B. in which          
C. that            
D. where
You may use the room as you like ____you clean it up afterwards.
  [      ] 
A. so far as        
B. so long as        
C. in case          
D. even if
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