he___ ___ ___ play the piano when she was 5years old

题目

he___ ___ ___ play the piano when she was 5years old
他5岁时就会弹钢琴了

答案

was able to=can能,但是was able to不是情态动词.如果帮到您,请及时采纳,及时采纳是一种美德,