20.
(A)few
(B)greener
(C)less
(D)redder

答案：登入後查看
統計： A(83), B(193), C(435), D(72), E(0) #980574

Janet

B1 · 2016/08/16

#1444164

As your heartbeats, more light is absorbed; between heart beats, 20 light is absorbed.

few+可數N.

less+不可數N.