题目内容：
根据短文内容，回答题。Mr．Jenkins had a sports car which he liked driving。cry fast．The problem was that there were speed ____51____ on all the roads，but when he thought he could let the car go without ____52____ by the police，he did so．
One evening Mr．and Mrs．Jenkins were ____53____ to a party at the house of some new friends. It was ninetv kilometers from their home．They started out，and Mr．Jenkins drove very fast． ____54____ thev reached their friends’ house without any trouble and had a good time at the party．During their return journey，Mr．Jenkins drove very fast again， ____55____ it was raining．
“You’ll have an accident unless yon slow down，”his wife ____56____ him，but he did not listen．
Suddenly he heard a police siren just behind him，and the car following him ____57____ a blue light．
Mr．Jenkins got out of his car angrily and said，“Look here，officer．I’m sure that I ____58____ carefully just under seventy kilometers an hour．”
“Well，”the policeman said，“we didn’t stop you ____59____ that．But if you were doing nearly seventy kilometers an hour，I’ll have to give you a speeding ____60____ ，because you’re only allowed to do sixty along this road．”
__________ A．requirements
B．controls
C．1imits
D．demands
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答案解析：