A. In the Western Han Dynasty, Kuang Heng was young and eager to learn, but his family was poor and could not afford to buy lamp oil, so he throughed the wall and read at night by the neighbor's light coming from the hole

B. In the Western Han Dynasty, Kuang Heng, a poor boy who loved reading, could not afford to buy lamp oil, so he drilled a hole through the wall and read all night with the light from the neighbor's house

C. In the Western Han Dynasty, when Kuang Heng was young and eager to learn, but his family was poor and could not afford to buy a lamp, so he destroyed the wall and read at night by the neighbor's light coming from the hole