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【多选题】
栅格向矢量转换处理的目的,是( ) A, B,C能将自动扫描仪获取的栅格数据加入矢量形式的数据库。 D为了美化目的A.
为了将栅格数据分析的结果，通过矢量绘图装置输出
B.
为了数据压缩的需要
C.
能将自动扫描仪获取的栅格数据加入矢量形式的数据库
D.
为了美化目的
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【单选题】Assume that there is inflation in the United States and the government pursues a contractionary fiscal policy. The likely effect would be that ______.
A.
there would be a lower domestic interest rate and an increase in the demand for dollars that would partially offset the policy.
B.
there would be a depreciation in the value of the dollar and a decrease in net exports that would partially offset the contractionary fiscal policy.
C.
there would be an increase in net exports and an increase in aggregate demand that would partially offset the policy.
D.
there would be a decrease in net exports and a decrease in aggregate demand that would partially reinforce the policy.
【单选题】听力原文： The United Nations General Assembly has again called for an end to the United States economic embargo against Cuba. But Washington ignored the demand, insisting the sanctions are a bilateral iss...
A.
U.S. government.
B.
Washington.
C.
National Assembly.
D.
General Assembly.
【单选题】We may assume that Dr. Jacobson assigned patent rights to the United States Government because he ______.
A.
is a patriotic citizen
B.
is interested in pure research
C.
is an employee of the Department of Agriculture
D.
wants to destroy the gypsy moth
【多选题】下列选项中，属于行政事实行为的是（ ）。
A.
某交警大队将发生事故的车辆拖走
B.
某县人保局举行歌咏比赛
C.
某城管大队徐某在执法过程中将小贩董某打伤
D.
某区公路局对主要干道进行养护
【单选题】Thanksgiving Day is celebrated in
A.
Britain.
B.
Britain and the United States.
C.
the United States.
D.
all the English-speaking countries.
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