问题 单项选择题

Who won the World Cup 1994 football game What happened at the United Nations How did the critics like the new play (1) an event takes place, newspapers are on the streets (2) the details. Wherever anything happens in the world, reporters are on the spot to (3) the news.
Newspapers have one basic (4) , to get the news as quickly as possible from its source, from those who make it to those who want to (5) it.
Radio, telegraph, television, and (6) inventions brought competition for newspaper. So did the development of magazines and other means of communication. (7) , this competition merely spurred the newspapers on. They quickly made use of the newer and faster means of communication to improve the (8) and thus the efficiency of their own operations. Today more newspapers are (9) and read than ever before. Competition also led newspapers to branch out into many other fields. Besides keeping readers (10) of the latest news, today’s newspapers (11) and influence readers about politics and other important and serious matters. Newspapers influence readers’ economic choices (12) advertising. Most newspapers depend on advertising for very (13) .
Newspapers are sold at a price that (14) even a small fraction of the cost of production. The main (15) of income for most newspapers is commercial advertising. The (16) in selling advertising depends on a newspaper’s value to advertisers. This (17) in terms of circulation. How many people read the newspaper
Circulation depends (18) on the work of the circulation department and on the services or entertainment (19) in a newspaper’s pages. But for the most part, circulation depends on a newspaper’s value to readers as a source of information (20) the community, city, county, state, nation, and world—and even outer space.

[A] tries to cover [B] manages to cover [C] fails to cover [D] succeeds in covering

答案

参考答案:C

解析:[考点] 语义辨析、背景知识
解答本题的关键是推断出报纸售出的价格能否支付其一小部分的生产成本。由下文提到报纸的收入主要源于商业广告及常识(报纸的售价一般很低)可推断出报纸售出的价格甚至不能支付其一小部分的生产成本,选项中只有C是否定的意思,所以答案是C选项。
[干扰项分析] 如选A、B选项,原句的意思为“报纸以能设法支付其一小部分的生产成本的价格售出”,显然表达的意思不合常识;同理,D选项意为“……成功地支付……”,既不合常识也不合文意。

多选题

阳光普照,池塘里的水越来越暖和了,青蛙妈妈生下的许多黑黑的、圆圆的卵,慢慢地活动起来了,变成一群大脑袋、长尾巴的小蝌蚪……小蝌蚪看见螃蟹的肚皮是白的,就迎上去大声叫:……后来小蝌蚪长大了,变成了小青蛙。小青蛙常常跳到岸上捉虫吃,还快活地唱着……可你知道小蝌蚪是怎样长成小青蛙的吗?

1.池塘里的小蝌蚪长大了,变成了小青蛙,这是生物体的什么特征 [ ]

A.生长发育

B.对外界刺激的反应

C.适应环境,影响环境

D.向光性

2.下面是青蛙受精卵分裂的几个过程,其排序正确的是 ①细胞质平分为二,各含一个细胞核②细胞核平分为二③一个细胞分裂成两个子细胞 [ ]

A.①②③

B.②①③

C.③②①

D.①③②

3.青蛙的卵细胞在分裂过程中,首先变化的是

[ ]

A.细胞壁

B.细胞膜

C.细胞质

D.细胞核

4.细胞分裂受细胞中什么物质的控制[ ]

A.叶绿体

B.线粒体

C.细胞核

D.液泡

5.青蛙和小蝌蚪相比,它们的细胞 [ ]

A.结构复杂

B.结构简单

C.数目多

D.数目少

6.下面所列举的细胞分裂过程,对生物的遗传具有特别重要的意义的是

[ ]

A.染色体向细胞两端移动

B.染色体位于细胞中央

C.细胞质平均分成两份

D.染色体平均分配

7.青蛙妈妈产在水中的卵,慢慢变成大脑袋长尾巴的蝌蚪,最后变成了小青蛙,这是什作用的结果 [ ]

A.细胞分裂

B.细胞生长

C.细胞分化

D.以上三者的共同作用

综合