19. unfortunately we can't power our homes entirely(underlined) on sunlight the underlined word means... a.partly b.properly c.wholly d.directly e.dependently 2

19. "unfortunately" we can't power our homes entirely(underlined) on sunlight"

the underlined word means...
a.partly
b.properly
c.wholly
d.directly
e.dependently

20."in addition,to harness the solar power,power cells are needed to convert (underlined) sunlight directly into electricity"
the underlined word most nearly means...
a.move
b.produce
c.transfer
d.change
e.switch