21.  Very few people could understand his lecture because the subject was very ________.

A) faint               B) obscure                 C) gloomy           D) indefinite（B）

22.  The meaning of the sentence is ________; you can interpret it in several ways.

A) skeptical        B) intelligible                    C) ambiguous           D) exclusive（C）

23.  Cancer is a group of diseases in which there is uncontrolled and disordered growth of ________ cells.

A) irrelevant             B) inferior                 C) controversial D) abnormal

24.  Because of the ________ of its ideas, the book was in wide circulation both at home and abroad.

A) originality             B) subjectivity                  C) generality             D) ambiguity（A）

25.  In the late 19th century, Jules Verne, the master of science fiction, foresaw many of the technological wonders that are ________ today.

A) transient        B) commonplace              C) complicated                 D) elementary（B）

26.  The ________ majority of citizens tend to believe that the death penalty will help decrease the crime rate.

A) overflowing   B) overwhelming             C) prevalent              D) prevailing（B）

27.  The Beatles, the most famous British band of the 1960s, traveled worldwide for many years, ________ cultural barriers.

A) transporting  B) transplanting              C) transferring         D) transcending（D）

28.  In his last years, Henry suffered from a disease that slowly ________ him of much of his sight.

A) relieved          B) charged                C) deprived        D) eliminated（C）

29.  Weight lifting, or any other sport that builds up your muscles, can make bones become denser and less ________ to injury.

A) attached        B) prone                    C) immune         D) reconciled（B）

30.  The institution has a highly effective program which helps first-year students make a successful ________ into college life.

A) transformation    B) transmission         C) transition              D) transaction（C）

31.  Various efforts have been made over the centuries to predict earthquakes, including observing lights in the sky and ________ animal behavior.

A) abnormal             B) exotic                           C) absurd                  D) erroneous（A）

32.  The country was an island that enjoyed civilized living for a thousand years or more with little ________ from the outside world.

A) disturbance          B) discrimination             C) irritation        D) irregularity（A）

33.  Fashion designers are rarely concerned with vital things like warmth, comfort and ________.

A) stability          B) capability                     C) durability             D) availability（C）

34.  According to the theory of evolution, all living species are the modified ________ of earlier species.

A) descendants  B) dependants                  C) defendants           D) developments（A）

35.  The panda is an endangered species, which means that it is very likely to become ________ without adequate protection.

A) wild                B) insane                          C) extinct                   D) mild

36.  She expressed her strong determination that nothing could ________ her to give up her career as a teacher.

A) reduce           B) deduce           C) attract            D) induce（D）

37.  By turning this knob to the right you can ________ the sound from the radio.

A) enlarge          B) amplify          C) reinforce              D) intensify（B）

38.  A ________ official is one who is irresponsible in his work.

A) slack                     B) tedious           C) timid              D) suspicious（A）

39.  My grandfather, a retired worker, often ________ the past.

A) contrives        B) considers       C) contacts         D) contemplates（D）

40.  Nothing Helen says is ever ________. She always thinks carefully before she speaks.

A) simultaneous B) spontaneous  C) rigorous         D) homogenous（B）