在日本享受国民健康保险所提供的医疗服务的为( )A．学生 B．工人 C．交纳了国民

Kofi Annan says helping survivors of last week’ s earthquake and (1) . in the Indian Ocean is (2) . The United Nations secretary-general says countnes that have offered aid must (3) and provide it. The offers add up to around (4) dollars. Unitd Nations officials say (5) of that is needed during the next six months.
The concern about offers of international aid is (6) . For example, the earthquake in Bam, Iran, in (7) of 2003 killed more than (8) people. Countries and groups offered hundreds of millions of dollars (9) . The United Nations says it has (10) only about (11) dollars in aid received so far. Governments and organizations that offered help (12) that, however.
On (13) Mr. Annan met with world leaders in Jakarta, Indonesia to discuss aid for (14) . The leaders discussed and (15) the idea of (16) owed by affected nations. But the leaders did not say they would do so. Some said that (17) to survivors would be more helpful.
Representatives of (18) countries and international organizations attended the meeting in Jakarta. Officials say they will cooperate to develop (19) for the Indian Ocean and the (20) .

颌间距离过小在排牙时错误的是（）。

A.磨短，薄上前牙

B.大量磨改下前牙

C.不磨改下前牙，只使切缘向舌侧倾斜

D.同样要求横和纵曲线

E.选用塑料牙

凯恩斯把人们持有的金融资产划分为( )。

A．货币与长期债券
B．股票与短期债券
C．现金与存款
D．储蓄与投资

根据力——延伸曲线图测定规定非比例延伸强度，例如Rp0.2、Rp0.2、Rp0.1等，应在曲线上划一条与曲线的（）部分平行，且在（）上与此直线段的距离等效于规定非比例延伸率的直线，此平行线与曲线的交截点给出相应于规定非比例延伸强度的（），此力除以试样原始横截面积S0得到（）非比例延伸强度。

A.伸长

B.弹性直线段

C.垂直轴

D.延伸轴

E.规定

F.力

混合成本