题目

— David promised to come round to have supper with us today. — But he ____. I’ve been alone for
— David promised to come round to have supper with us today.
— But he ____. I’ve been alone for half an hour.
A. won’t
B. hadn’t
C. hasn’t
D. doesn’t
此题为四川一个中考题,多个网址都说答案为A,可是C为什么不可以呢?请各位英语高手帮我解决一下,最好是拥有专业知识的英语老师...请详细作解...急需...万分感激.

提问时间：2020-10-15

答案

答案是A,这道题要从具体语境来理解,如果你根据上问句的时态来选,就很容易选错.
从回答来分析吧 I’ve been alone for half an hour 这句表示说话人都等了1个半小时了,这里明显看出说话人想要表达的意思是：他不会再来了（将来时）,我都等了1个半小时了.而不是表达：他没来过.