初一英语缺词填空A kind of a little cars may take the place of t＿ big

初一英语缺词填空
A kind of a little cars may take the place of t＿ big ones some day.Three such cars can fit in the space now needed for one cai of the u＿ size.We'll s＿ less money driving the little cars.D＿ will be safer,too,as these little cars can go only 65 kilometers an hour.The little cars will be fone for getting around a city,but they will not be u＿ for long trips.Little cars will go 450 kilometers before n＿ to stop for more gasoline.If big cars are s＿ used along,with the small ones,two sets of roads will be needed.Some roads w＿ be used for the big,fast cars and o＿ roads will be used for the s＿ small ones.