问题

Do you happen to have twenty dollars onyou— ____— I want to buy a referencebook
A:so do I; So shall I
B:so I shall; So shall I
C:so I shall; So do I
D:so do I; So I do
B:so I shall; So shall I
C:so I shall; So do I
D:so do I; So I do
正确答案是: