题目

He didn’t write ________, though he had_______. A. careful enough    enough time      B. carefully enough    enough time C. enough carefully   time enough     D. enough carefully     enough time 答案：B8．一个四位数的最高位既不是质数，也不是合数，百位和十位都是大于0的最大偶数，个位是最小的质数，这个数是（　　）A．1288B．1822C．1882