下列有关强化理论的观点，不正确的是（）

A.强化是指行为带来的或招致的后果对行为的影响作用

B.正强化对行为有消极影响、约束抑制的作用

C.强化分为正强化和负强化

D.个体的行为表现取决于他过去和当前所做出的某种行为时所经历到的强化体验

E.人的行为动机是由外界施加于个体的强化，决定了个体习惯行为活动的愿望强度和行为活动的方向目标

--Jack had prepared for the game for such a long time. We all thought he ________ it.

-- What a pity! He ________ too nervous when playing it.

A．would have won；had been

B．could have won；must be

C．could have won；was

D．would have won；has been