1
                             If you …………… a good antivirus on your computer, it would be well protected.
                     
                                        
                                        
                    
                             
                            
                
                    
                        
                            2
                             Water …………… if the temperature falls below zero.
                     
                                        
                                        
                    
                             
                            
                
                    
                        
                            3
                             If you put your money in a savings account, you …………… ten per cent interest.
                     
                                        
                                        
                    
                             
                            
                
                    
                        
                            4
                             If the weather …………… warm, we will go to the sea.
                     
                                        
                                        
                    
                             
                            
                
                    
                        
                            5
                             Unless you pay the money, you …………… to jail.
                     
                                        
                                        
                    
                             
                            
                
                    
                        
                            6
                             The radio …………… if the batteries are flat
                     
                                        
                                        
                    
                             
                            
                
                    
                        
                            7
                             He won’t catch the train if he …………… early.
                     
                                        
                                        
                    
                             
                            
                
                    
                        
                            8
                             Khalid would certainly call me if he …………… my message
                     
                                        
                                        
                    
                             
                            
                
                    
                        
                            9
                             You will certainly become rich if you …………… hard
                     
                                        
                                        
                    
                             
                            
                
                    
                        
                            10
                             If scientists made more efforts, they …………… a cure to cancer.
                     
                                        
                                        
                    
                             
                            
                
                    
                        
                            11
                             If I exceed the speed limits, I …………… pay a large fine
                     
                                        
                                        
                    
                             
                            
                
                    
                        
                            12
                             If she sets her mind to a goal, she …………… it. إجابتك هي:
                     
                                        
                                        
                    
                             
                            
                
                    
                        
                            13
                             If we …………… the car, we wouldn’t have arrived to the airport on time.
                     
                                        
                                        
                    
                             
                            
                
                    
                        
                            14
                             Ali would come to the party if he ……………
                     
                                        
                                        
                    
                             
                            
                
                    
                        
                            15
                             If you pass the test, I …………… buy you a present.