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A—School Zone B—Vendors Prohibited C—Pass on Left D—Don't Step On E—Keep Away for Safety F—Service Area G—Administrative Area H—Watch Your Hand I—Please Don't Leave Valuables Unattended J—Maintenance in Progress K—Out of Service L—Stand on Right M—Break Glass in Emergency N—Don't Touch O—Keep Clear of the Door P—Don't Exceed Speed Limit Q—Icy Road 1.______ 当心夹手 6. ______ 请勿登踏 2.______ 服务区 7. ______ 勿靠车门 3.______ 严禁超速 8.______ 正在检修 4.______ 前方学校 9. ______ 靠右站立 5.______ 路面结冰 10. ______ 紧急情况击碎玻璃
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举一反三
【单选题】If a very small country trades with a very large country according to the Ricardian model, then
A.
the small country will suffer a decrease in economic welfare.
B.
the small country only will enjoy gains from trade.
C.
both countries will enjoy equal gains from trade.
D.
the large country will enjoy gains from trade.
E.
the large country will suffer a decrease in economic welfare.
【单选题】If a very small country trades with a very large country according to the Ricardian model, then
A.
the small country willsuffer a decrease in economic welfare.
B.
the large country will suffer a decrease in economic welfare.
C.
the small country will enjoy gains from trade.
D.
the large country willenjoy gains from trade
E.
None of the above
【单选题】窗体上有一个名称为Combo1的组合框，为了引用Combo1中最后一个列表项，应使用的表达式是
A.
Combo1．List（ListCount）
B.
Combo1．List（Comb01．ListCount-1）
C.
Combo1．List（ListCount-1）
D.
Combo1．List（Comb01．ListCount）
【单选题】In a two country and two product Ricardian model, a small country is likely to benefit more than the large country because
A.
the large country will wield greater political power, and hence will not yield to market signals.
B.
the small country is less likely to trade at price equal or close to its autarkic (domestic) relative prices.
C.
the small country is more likely to fully specialize.
D.
the small country is less likely to fully specialize.
E.
the small country can raise wages.
【单选题】窗体上有一个名称为Combo1的组合框，一个名称为Command1的命令按钮。要求编写程序，在组合框中输入一个字符串，当单击命令按钮时，将该字符串逐项与组合框中原有列表项进行比较，若有相同列表项，则将其删除；若没有相同列表项，则将其添加到组合框中。现有人编写如下程序，以期实现上述功能： 程序中存在问题，以下关于程序问题的叙述中，正确的是
A.
For循环的循环初值i应该从I开始
B.
语句Comb01．Removeltemi有错误
C.
语句Comb01．AddIteraComb01．Text有错，Comb01．Text的内容已存在于组合框中
D.
应把程序倒数第3行中的Ifnag=1改为Ifflag=O
【单选题】If a very small country trades with a very large country according to the Ricardian model, then
A.
the small country will suffer a decrease in economic welfare.
B.
the large country will suffer a decrease in economic welfare.
C.
the small country only will enjoy gains from trade.
D.
the large country will enjoy gains from trade.
E.
both countries will enjoy equal gains from trade.
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