题目

从直线外一点，画已知直线的垂线，可以画（ ）条。A.1 B.2 C.无数 答案：【答案】A【解析】过直线外一点有且只有一条直线与已知直线平行或垂直。根据分析可知：从直线外一点，画已知直线的垂线，只能画1条。故答案为：A。 There is ______ pollution in a village than in a city, so more and more people would rather live in a village.        A. more       B. less         C. fewer          D. better