问题描述：
Jim is old enough to look after the pet dog ______.
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考点提示：副词,副词的比较级,疑问副词,连接副词
最佳答案： | C |
| 略 |
Jim is old enough to look after the pet dog ______. A．correctlyB．rightlyC．properlyD．accurately
Jim is old enough to look after the pet dog ______. A．correctlyB．rightlyC．properlyD．accurately
最佳答案： 