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After eggs were found containing toxic chemical melamine（三聚氰胺） , the price of which is discounted ________ it was before.

       A．half as many as                                      B．a(chǎn)s half as many  

       C．a(chǎn)s half much as                                     D．half as much as

After eggs were found containing toxic chemical melamine（三聚氰胺） , the price of which is discounted ________ it was before.

A. half as many as　　　　　　　 B. as half as many

C. as half much as　 D. half as much as