题文
All workers in this factory are required to _______at the age of 60.
| A.resign |
| B.retire |
| C.restrain |
| D.retreat |
推荐试卷
All workers in this factory are required to _______at the age of 60.
| A.resign |
| B.retire |
| C.restrain |
| D.retreat |
试题篮
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