题目内容
Edison had built a chemical lab of ___ when he was very young.
| A.himself | B.him | C.itself | D.his own |
A
of oneself 意为:自发地, 自动地; of one’s own为自己所有的,属于自己的.
练习册系列答案
相关题目
题目内容
| A.himself | B.him | C.itself | D.his own |