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【单选题】
已知空间两条直线的正面投影和水平投影都相交,且交点的垂直于X轴,则空间两条直线的相对位置为( )A.
相交
B.
平行
C.
交错
D.
无法判断
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举一反三
【单选题】What policy does the Thailand government carry out to benefit most Thai people?
A.
Medical insurance, pension insurance and unemployment insurance
B.
Basic medical insurance
C.
Civil servant insurance plans and social medical insurance plans
D.
30 Baht System
【单选题】What kind of policy does the man want to buy?
A.
A term policy.
B.
An endowment policy.
C.
A whole-life policy.
D.
None of the above.
【单选题】A routing policy has three terms and the first term of the policy does not contain a terminating action. What will become of the routes after they have been evaluated by the first term?（）
A.
In the absence of a terminating action, all routes are accepted.
B.
The route will be evaluated by the second term in the policy.
C.
The default action will be applied.
D.
In the absence of a termination action, all routes are rejected.
【单选题】What policy does the Conservative Party favor economically?
A.
free enterprise and privatization of state-owned enterprises
B.
government intervention, especially nationalization
C.
the influence of trade unions and proper expenditures on social welfare
D.
free health care for all.
【简答题】{ 求曲线 在与 相应的点处的切线及法平面方程. }
【单选题】What policy does the Conservative Party favor economically?
A.
free enterprise and privatization of state-owned enterprises
B.
government intervention, especially nationalization
C.
more influence of trade unions
D.
more expenditures on social welfare
【单选题】关于水溶性维生素叙述错误的是:
A.
在人体内只有少量储存
B.
易随尿排出体外
C.
每日必须通过膳食提供足量的数量
D.
当膳食供给不足时，易导致人体出现相应的缺乏症
E.
在人体内主要储存于脂肪组织
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