问题
选择题
战国时期，促使黄河流域经济迅速发展，南北差距拉大的主要因素是（ ）
A．政局相对稳定
B．北方自然条件更优越
C．铁器得到大力推广
D．北方劳动力资源丰富
答案
答案：C
本题考查战国时期南北经济发展情况，问题的实质是北方经济发展的根本原因，所以应该从生产力角度出发，当时北方生产力的代表是铁器
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战国时期，促使黄河流域经济迅速发展，南北差距拉大的主要因素是（ ）
A．政局相对稳定
B．北方自然条件更优越
C．铁器得到大力推广
D．北方劳动力资源丰富
答案：C
本题考查战国时期南北经济发展情况，问题的实质是北方经济发展的根本原因，所以应该从生产力角度出发，当时北方生产力的代表是铁器
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| In Britain，people have different attitudes to the police.Most people generally __1__them and the job they do-although there are certain people who do not believe that the police should have the power that they do. What does a policeman actually do? It is not a(n) __2__job to describe.After all，a policeman has a number of jobs in one.A policeman often has to control traffic，either on foot in the center of a town，or in a police car on the roads.Indeed，in Britain，he might be in the Traffic Police and spend all，or a lot of， his time __3__up and down main roads and motorways.A traffic policeman has to help keep the traffic moving，stop __4__motorists and help when there is an accident. A policeman has to help keep the __5__，too.If there is a fight or some other disturbance，we __6__ the police to come and restore order.And they often have to __7__situation at great risk to their own __8__. We expect the police to solve crimes，of course，so an ordinary policeman，__9__he is not a detective，will often have to help __10__and arrest criminals. And who do we call when there is an emergency-an air crash，a __11__，a road accident，or a robbery? We call the police.So a policeman has to be __12__to face any unpleasant emergency that may happen in the __13__world. The police do an absolutely necessary job.They do it __14__well and I support them，but I do not envy policemen.I do not think that I could __15__do the job of a policeman. | ||||
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