谁知道这些题目的准确来源?或给我正确率比较高的答案．

谁知道这些题目的准确来源?或给我正确率比较高的答案．
(1)The boss discharged the cook for his incompetence.The word "discharged"here means_
(A)laid down(B)laid off(C)laid away(D)laid up
(2)After several nuclear dissasters,a__has raged over the safey of nuclear energy.
(A)quarrel(B)suspicion(C)verdict(D)controversy
(3)There diplomatic principles competely laid bare their__for world conquest.
(A)admiration(B)ambition(C)administration(D)orientation
(4)The director gave me his__that he would double my pay if I did my jobwell.
(A)warrant(B)obligation(C)assurance(D)certainty
(5)The Christmas tree was decorated with shining__such as colored lights and glass balls.
(A)ornaments(B)luxuries(C)exhibits(D)complements
(6)The two most important__in making a cake are flour and sugar.
(A)elements(B)components(C)ingredients(D)constituents
(7)Cultural__indicates that human beings hand their languages down from one generation to another.
(A)translation(B)transition(C)transmission(D)transaction
(8)We must look beyond__and assumptions and try to discover what is missing.
(A)justifications(B)illusions(C)manifestations(D)specifications
(9)No one imagined that the apparently__businessman was really a criminal.
(A)respective(B)respectable(C)respectful(D)realistic
(10)If nothing is done to protect the environment,millions of spiders that are alive today will have become__
(A)deteriorated(B)degenerated(C)suppressed(D)extinct

1.B
2.D controversy,争议.quarrel是争吵,很不正式的口语词语,suspicion与后面的rage不搭配,verdict则是审判的意思.
3.原文大大滴有问题,看不懂
4.C
5.A
6.C ingredients尤指药物或者食物的配料
7.C
8.B 我们必须避免假象和猜想,找出到底缺了什么（什么出了问题）
9.B
10.D