A-A+
The old man______ traveling by air for he had
问题详情
The old man______ traveling by air, for he had a serious heart disease.
A．didn"t use to
B．hasn"t used to
C．hadn"t used to
D．wasn"t used to请帮忙给出正确答案和分析，谢谢！
参考答案
正确答案：D
解析：这位老人不习惯乘飞机旅行，因为他有很严重的心脏病。短语beusedto(doing)sth．意为“习惯(做)某事”；usedtodosth．“过去常常做某事”。
