IV. Mark the letter A, B, C, or D to indicate the underlined part that needs correction in each of the following questions.
Thanks to the first lawn mower which (A) was invented in 1830, we don’t have (B) to pay for someone (C) to have our grass (D) to be cut any more.
A.was invented
B.to pay 
C.to have
D.to be cut

(4) 
A.who                                    
B.what                        
C.that                         
D.those

There has been so much rain that some rivers have been burst their banks and there have been...............
A.fires
B.earthquakes
C.floods
D.droughts

(26) 
A.work                       
B.event                       
C.accident                  
D.problem

(20)
A.remote                    
B.far                           
C.long
D.distant

(15)
A.as                            
B.that                          
C.with                        
D.whose

(9) 
A.yet                          
B.however                  
C.although                 
D.therefore

(5) 
A.which                                 
B.whose                     
C.who                                    
D.what

(18) 
A.help                        
B.helps                       
C.helped                     
D.has helped

(10) 
A.wish                        
B.want                        
C.demand                   
D.lack