题目

On a flight from Johannesburg，a middle-aged，rich white South African lady had found herself sitting next to a black man. She called the cabin crew attendant (服务员)over to complain（抱怨） about her   41   . “What seems to be the__42__，Madam？” asked the attendant. “Can’t you see？” she said，“You’ve sat me next to a__43__person！I can’t possibly sit next to this kind of person. Find me another__44_！” “Please__45__down，Madam，” the attendant replied. “The flight is very full today，__46__I’ll tell you what I’ll do—I’ll go and_若(5x-0.1)3＝0.008, 则x＝___________. (用小数表示)