问题
                    
How far is it from the supermarket to your home?—It’s about.
                            A:20-minute drive
B:20-minutes’ drive
C:20 minute’s drive
D:20 minutes’ drive
                        
                        B:20-minutes’ drive
C:20 minute’s drive
D:20 minutes’ drive
正确答案是:
                        
                        
                        
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