经济学中长期和短期的划分是依据时间的长短划分的。 - 查题网

>> 国家开放大学 / 西方经济学（本）

国家开放大学 / 西方经济学（本）

经济学中长期和短期的划分是依据时间的长短划分的。

对
错

积分

西方经济学（本）

参考答案：

点击查看答案

佳题速递：

SPSS默认的是打开文件名为（）的文件药学实用软件技术

汉初文教政策与秦朝截然不同，其特点为（）。中国教育史

标底价格的编制方法主要有（）。工程造价控制

题干二、完型填空：阅读下面短文，从A、B、C三个选项中选择合适的内容将短文补充完整。 You jump into a car, tell it where you want to go then sit back and let a computer take control. It seems a dream in the future. It isn't. In many ways such driverless cars are already with us. There is partial automation in many cars, such as intelligent braking, lane departure warning and automatic parking. The systems are there 回答ABC正确获得3.00分中的3.00分 cars can pretty much drive themselves. No one noticed the introduction of cruise control. We've got collision avoidance, and we'll soon have automatic lane change. Improving this technology should make the roads safer. Machines are much better at following rules than humans. Driveway signs advise drivers to slow down to avoid 回答ABC正确获得3.00分中的3.00分 jams. They are often ignored by drivers. But it won't happen 回答ABC正确获得3.00分中的3.00分 a computer. Driverless cars could also choose the best route to avoid traffic jams. Fewer jams will mean 回答ABC正确获得3.00分中的3.00分 stop-start driving. Maintaining smooth and constant speeds will improve fuel efficiency. Computers could also be programmed to take the greenest route, rather than the fastest one. Under computer control, cars could also travel much closer together. They can effectively “slipstream” one another and use less fuel to move themselves forward. They can even form multi-car “trains” going 回答ABC正确获得3.00分中的3.00分 high speeds. However, with driverless cars on the roads, there will be potential trust issues between people and machines. We could therefore see guard rails back on the sides of pavements. This would be a backwards step. 1. A. because B. so that C. such as 2. A. creating B. to creat C. creat 3. A. with B. to C. on 4. A. more B. little C. less 5. A. over B. in C. at理工英语3

17. —It was hot yesterday. —_____. A、It was so. B、So was it. C、So it was. D、So it did中石油

法律文书叙述案件事实时，多采用的方法是( )。法律文书