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问题 单项选择题

MARPOL73/78附则Ⅱ根据其毒性和对环境污染的影响对散装化学品分为4大类，其中毒性和对环境污染影响最小的是（）。

A．OS

B．Z

C．Y

D．X

答案

参考答案：A

单项选择题

In the United States and in many other countries around the world, there are four main ways for people to be (91) about developments in the news: newspapers, magazines, and radio or television news broadcasts. A person may use one, or all, of these (92) for information. Each source is useful in its (93) way. Newspapers and magazines can give much information about a particular event. They may (94) some history of the event, some of its (95) , some of its effects, or perhaps give an (96) or point of view on a particular development. Radio and television can help a person to be well informed about what is happening each day. It is also (97) to listen to radio or watch TV (98) do something else at the same time. Many people can listen to the news on their car radio while driving (99) . For the student of English as a foreign language, an English language newspaper may be the most helpful news source that will also (100) you practice in reading English.
Most daily English language newspapers are not very hard to find. They are interesting and helpful in many (101) . In some of them, you may be able to find news about your (102) country. You will find news and information about important national and international political (103) . (104) what you are interested in, you can probably find something in the newspaper about it. A(n) (105) in the newspaper may help you solve a problem. Other stories may be about good movies, concerts, or TV shows.
Usually, an English language newspaper has several (106) or parts. Each part of the newspaper (107) stories about different kinds of news. Some sections have a lot of advertisements which may be helpful if you want to save money. By reading the advertisements, you may find something you want (108) sale. Or you may find that two stories are advertising the (109) thing, but at one store the price is lower. Other sections may have (110) advertisements or have only a specific type of advertisement to interest the people.

A．right

B．own

C．very

D．just
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单项选择题

男型骨盆是（）

A．骨盆入口呈横椭圆形，入口横径较前后径长，两侧壁直，出口宽，耻骨弓角度90°，两侧坐骨棘间径≥10cm

B．骨盆入口呈长椭圆形，骨盆入口、中骨盆、骨盆出口的横径均短于前后径，坐骨棘较突出，两侧壁稍内聚，骨盆腔较深，耻骨弓角度较小

C．骨盆入口呈略呈三角形，两侧壁内聚，骨盆腔较深呈深漏斗型，耻骨弓角度较小

D．骨盆入口前后径短，横径长，呈明显的椭圆形，两侧壁直，出口横径较宽，骨盆腔较浅，耻骨弓角度＞90°

E．骨盆入口呈长椭圆形，坐骨棘突出，耻骨弓角度较小
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