1．(2012·山东省实验中学模拟)Having retired from business，he now________himself with the welfare of the disabled and lives a meaningful life.
A．associates B．occupies
C．charges D．rewards
解析：选B。句意：从生意场上退下来后，他现在投身于残疾人的福利事业，过着有意义的生活。associate和……有联系；charge要价；控告；reward奖赏；occupy oneself with忙于，符合句意。
