Ordering of Sentences
S1: The motor car is one of the useful gifts of modern science. P: One of these is the smoke and pollution that it creates. Q: It has made short and medium distance journeys fast and comfortable. R: The other is that it has made journey by road hazardous. S: Yet we can't say that a motor car is a blessing without disadvantages. S6: Finally in this age of energy crisis a personal car is an expensive thing. The Proper sequence should be:
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