Richard doesn"t think he could ever______what is called "free-style" poetry.

A．can get experimental drugs more quickly than ever before
B．are still unable to get experimental drugs because of government strict policies
C．can" t afford some expensive experimental drugs
D．refuse to be treated with experimental drugs

A．Macular degeneration causes improper interpretation by the brain.
B．Macular degeneration makes the retina less sensitive to the light.
C．Macular degeneration changes the functions of rods and cones.
D．Macular degeneration causes inadequate supply of blood in the retina.