[单项选择]Most comets have two kinds of tails, one made up of dust, （）made up of electrically charged particles called plasma.
A. one another
B. the other
C. other ones
D. each other

[单项选择]Most comets have two kinds of tails, one made up of dust,（）made up of electrically charged particles called plasma.
A. one another
B. the other
C. other ones
D. each other

[单项选择]One of the characteristics that have made Mark Twain a major literary figure in the 19th century America is his use of ______.
A. vernacular
B. interior monologue
C. unique point of angle
D. photographic description

[单项选择]Most of the freshmen in our college have made ______progress in their study of English than we first expected.
A. far more greater
B. more greater
C. far greater
D. great

[单项选择]I have made an appointment with my dentist to have my tooth pulled out this afternoon.
A. 今天下午我和给我拔牙的牙医有个约会。
B. 今天下午我和牙医约好找个医生给我拔牙。
C. 我和牙医约好今天下午来拿我拔掉的那颗牙。
D. 我指定了一个牙医今天下午给我拔牙。

[单项选择]I have two pens. One is red, ________ is black.
A. other
B. another
C. the other
D. the others

[单项选择]She made two copies of this poem and posted them ______ to different publishers.
A. sensationally
B. simultaneously
C. strenuously
D. simply

[单项选择]What have the two French geophysicists discovered in their research

[单项选择]Two of the children have to sleep in one bed, but the other three have ________ ones.
A. similar
B. singular
C. different
D. separate

[单项选择]Who is regarded as one of the two most important playwrights during the Irish Dramatic Revival
A. William Butler Yeats.
B. George Moore.
C. John Millington Synge.
D. Edward Martyn.

[单项选择]

Futurists have identified two changes that seem to be central to contemporary social life. First, the United States is being restructured from an industrial to an information society. Second, modem societies are increasingly shifting from a national to a global economy. Futurists have applied a good many metaphors to these changes, including Daniel Bell’s "postindustrial society," Alvin Toffler’s "the third wave" and John Naisbitt’s "megatrends". Common to these metaphors is the notion that American society is shifting from the production of goods to the production of services and from society based on the coordination of people and machines to a society organized around knowledge. These changes, it is contended, will afford a great variety of choices. The world will increasingly be one of many flavors, not just vanilla or chocolate. Many observers of contemporary American life believe that we are witnessing a historical change and
A. enlarge.
B. diminish.
C. manipulate.
D. intensify.