问题
                    
___ _the population of China?–_______over 1,300,000,000.
                            A:How many are, They are
B:How’s, It’s
C:What’s, It’s
D:How much is, It’s
                        
                        B:How’s, It’s
C:What’s, It’s
D:How much is, It’s
正确答案是: