The reason why Jack failed to attend the lecture is because he had a had cold.()

单项选择题(Every now and then) he (would come) here (paying a visit to) his old aunt, who lived (all alone) in a small house.()

A. Every now and then
B. would come
C. paying a visit to
D. all alone

单项选择题Students and scholars have long known that the American Indians were not really Indians