_____ the secret of nature, the young scient
ist has little time for ent
ertainment．
| A．Devoted to bring up |
B．Devoted himself to bring up |
| C．Devoted to bringing up | D．Devoting to bring up |
推荐套卷
_____ the secret of nature, the young scientist has little time for entertainment．
| A．Devoted to bring up |
B．Devoted himself to bring up |
| C．Devoted to bringing up | D．Devoting to bring up |
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