第1题: [单项选择]执行下面的程序段
SSEG SEGMENT
DW 128 DUP(0)
TOP LABEL WORD
SSEG ENDS
┇
MOV AX,SSEG
MOV SS,AX
LEA SP,TOP
堆栈指针SP寄存器的内容应该是
A. 80H B. 81H C. 100H D. 102H 参考答案:
第30题: [单项选择]Passage Three Questions 33 to 35 are based on the passage you have just heard. A. In 1978. B. In 1980. C. In 1985. D. In 1987. 参考答案:C 答案解析:[听力原文] When did ozone problems first become known [答案详解] 事实细节题【考频:87】。文章明确指出,文章在1985年臭氧层首