The farm as well as its neighboring hills which we once spent so

much time ______ on a new look as recently as last year. [ ]

A. on has taken

B. has taken

C. on having taken

D. having taken

虚性病机是指（）

A.邪气亢盛，正气已衰

B.邪气亢盛，正气未衰

C.正气亏虚，邪气不太盛

D.正气不虚，邪气不太盛

E.邪气亢盛