皮肌炎主要为_________免疫机制。

患者，男性，左上87621右上2678缺失，余留牙及牙周组织健康，要求做整铸支架活动义齿修复。

铸型烘烤时正确的放置方式是 （）

A.烧铸口向上方

B.烧铸口向下方

C.烧铸口先向下方，待熔模熔解后，平放

D.铸型应尽可能放置在电烤箱靠门的部位，以便拿取

E.以上都不是

有抗震要求时，砌体填充墙应沿框架柱高每隔多少距离配置拉接钢筋

A．400mm
B．500mm
C．600mm
D．700mm

Low levels of literacy and numeracy have a damaging impact on almost every aspect of adults, according to a survey published yesterday, which offers (1) of a developing underclass. Tests and (2) with hundreds of people born in a week in 1958 graphically illustrated the (3) of educational underachievement. The effects can be seen in unemployment, family (4) , low incomes, depression and social inactivity.

Those who left school at 16 with poor basic skills had been employed for up to four years less than good readers (5) they reached 37. Professor John Bynner, of City University, who carried the research, said that today’s (6) teenagers would even encounter greater problems because the supply of (7) jobs had shrunk.

Almost one fifth of the 1,700 people interviewed for yesterday’s report had poor literacy and almost half (8) with innumeracy, a proportion (9) other surveys for the Basic Skills Agency. Some could not read a child’s book, and most found difficult (10) written instruction.

Poor readers were twice as likely to be a low wage and four times likely to live in a household where partners worked. Women in this (11) were five times as likely to be (12) depressed, (13) both tended to feel they had no control over their lives, and to trust others (14) .

Those who had low literacy and numeracy were seldom (15) in any community organization and less likely than others to (16) in a general election. There had been no (17) in the literary level of (18) reporting problems.

Alan Wells, the agency’s director, said: “ The results emphasize the dangers of developing an underclass people, who were out of work, (19) depressed and often labeled themselves as (20) . There is a circle of marginalization, with the dice against these people and their families.”

4（）

A.breakdown

B.breakout

C.breakaway

D.breakin

表面活性剂不具有（）

A．增溶作用

B．助溶作用

C．润湿作用

D．乳化作用

E．起泡作用

2004年初为稳定经济、稳定物价。中国人民银行决定进一步加强改善宏观调控，年初预期目标M2同比增长17%，金融机构本外币贷款同比增长17%，余额较年初增2.6万亿，GDP增长8%左右，CPI控制在3%以内。年中中国人民银行采取升息、管紧信贷等多种措施，年末实现的目标为：M₂的余额，25.3万亿，同比增长14.6%，金融机构本外币贷款余额18.9万亿，同比增长14.4%。余额较年初增长2.41万亿；GDP达到13.7万亿，同比增长9.5%, CPI上涨3.9%。

宏观金融指标与宏观经济指标出现的这种变化说明，M₂同最终目标的( )。

A．相关性出了问题

B．可控性不强

C．可测性有问题

D．抗干扰性不强