John: I have tried several different types of psychotherapy at various times in my life: three kinds of "talk" therapy (Freudian, Rogerian, and cognitive) and also behavior therapy. Since the periods when I was in therapy were the least happy times of my life, I have concluded that psychotherapy cannot work for me.
Which of the following statements, if true, would most weaken John’s conclusion

A．Behavior therapy is designed to address different problems from those addressed by "talk" therapies.

B．The techniques used in behavior therapy are quite different from those used in "talk" therapies.

C．People who try several different types of psychotherapy tend to be happier than people who try only one type of psychotherapy.

D．People who try several different types of psychotherapy are more likely to find one that works for them than are people who try only one type of psychotherapy.

E．(E) People undergoing psychotherapy that ultimately works are often unhappy while they are in therapy.

1925年毛 * * 在《中国社会各阶级的分析》中指出，中国过去一切革命斗争成效甚少的主要原因

A．没有找到革命的新道路

B．没有扩大民主主义宣传

C．没有到群众中做实际的调查

D．没有团结真正的朋友以攻击真正的敌人