After _______ wolf-like animal was shot dead in Zoucheng, Shandong province, a villager reported he had lost ______ husky dog he had raised at home.

A．the; a

B．a; the

C．the; the

D．a; a

“算术相容性”在希尔伯特的“元数学”体系中，是一个不可判定命题，但是1936年数学家（）证明了它。

A、鲁道夫

B、根岑

C、胡尔维茨

D、马克劳林