题目

下列几组数中，不能作为直角三角形三边长度的是（） A . 1.5，2，2.5 B . 5，12，14 C . 30，40，50 D . 1，2， 答案：BIt was the skills that he had acquired at his training period       enabled him to get such a high post in that world-famous companyA.whenB.thatC.whoD.which