皮皮学，免费搜题
登录
搜题
【单选题】
若 ,则实数a,b的值分别为
A.
1，-
B.
-2，
C.
2，-
D.
2，
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
.
..
皮皮学刷刷变学霸
举一反三
【单选题】Refer to Figure 9-6. Before the tariff is imposed, this country
A.
imports 200 carnations.
B.
imports 400 carnations.
C.
exports 200 carnations.
D.
exports 400 carnations.
查看完整题目与答案
【判断题】计算机广域网也就是互联网，也称因特网，它是目前规模最大的计算机网络。
A.
正确
B.
错误
查看完整题目与答案
【多选题】以下(    )是参与国际物流活动而涉及国际物流业务的企业。
A.
国际货运代理    
B.
国际物流公司
C.
国际配送中心    
D.
国际运输及仓储
E.
报关行
查看完整题目与答案
【单选题】Refer to Figure 9-6. The amount of deadweight loss caused by the tariff equals
A.
$100.
B.
$200.
C.
$400.
D.
$500.
查看完整题目与答案
【判断题】129计算机广域网也就是互联网,也称因特网,它是目前规模最大的计算机网络。
A.
正确
B.
错误
查看完整题目与答案
【单选题】Refer to Figure 9-6. The amount of revenue collected by the government from the tariff is
A.
$200.
B.
$400.
C.
$500.
D.
$600.
查看完整题目与答案
【单选题】How to detect whether an error appears to exist in theIDSC message?
A.
In DSC message, the final character provides an error check by a method known aschecksum”．
B.
According to the dot pattern to check the error.
C.
The format speafier can recognize the error.
D.
In the EOS symbol, there are some error check codes.
查看完整题目与答案
【单选题】Refer to Figure 9-6. When the tariff is imposed, domestic consumers
A.
lose by $500.
B.
lose by $900.
C.
gain by $500.
D.
gain by $900.
查看完整题目与答案
【单选题】Refer to Figure 9-6. When a tariff is imposed in the market, domestic producers
A.
gain by $100.
B.
gain by $200.
C.
gain by $300.
D.
lose by $100.
查看完整题目与答案
【单选题】--May I put my bicycle here? -- Yes. But you should always keep it ________, in case it is stolen.
A.
in relief
B.
in sight
C.
in turn
D.
in return
查看完整题目与答案
相关题目：
【单选题】Refer to Figure 9-6. Before the tariff is imposed, this country
A.
imports 200 carnations.
B.
imports 400 carnations.
C.
exports 200 carnations.
D.
exports 400 carnations.
查看完整题目与答案
【判断题】计算机广域网也就是互联网，也称因特网，它是目前规模最大的计算机网络。
A.
正确
B.
错误
查看完整题目与答案
【多选题】以下(    )是参与国际物流活动而涉及国际物流业务的企业。
A.
国际货运代理    
B.
国际物流公司
C.
国际配送中心    
D.
国际运输及仓储
E.
报关行
查看完整题目与答案
【单选题】Refer to Figure 9-6. The amount of deadweight loss caused by the tariff equals
A.
$100.
B.
$200.
C.
$400.
D.
$500.
查看完整题目与答案
【判断题】129计算机广域网也就是互联网,也称因特网,它是目前规模最大的计算机网络。
A.
正确
B.
错误
查看完整题目与答案
【单选题】Refer to Figure 9-6. The amount of revenue collected by the government from the tariff is
A.
$200.
B.
$400.
C.
$500.
D.
$600.
查看完整题目与答案
【单选题】How to detect whether an error appears to exist in theIDSC message?
A.
In DSC message, the final character provides an error check by a method known aschecksum”．
B.
According to the dot pattern to check the error.
C.
The format speafier can recognize the error.
D.
In the EOS symbol, there are some error check codes.
查看完整题目与答案
【单选题】Refer to Figure 9-6. When the tariff is imposed, domestic consumers
A.
lose by $500.
B.
lose by $900.
C.
gain by $500.
D.
gain by $900.
查看完整题目与答案
【单选题】Refer to Figure 9-6. When a tariff is imposed in the market, domestic producers
A.
gain by $100.
B.
gain by $200.
C.
gain by $300.
D.
lose by $100.
查看完整题目与答案
【单选题】--May I put my bicycle here? -- Yes. But you should always keep it ________, in case it is stolen.
A.
in relief
B.
in sight
C.
in turn
D.
in return
查看完整题目与答案