问题描述：
| When we plan our vacation, mother often offers _____ suggestions. |
| [ ] |
| A. carefulB. practicalC. effective D. acceptable |
考点提示：形容词
最佳答案：
| B |
最佳答案：
题目：When we plan our vacation, mother often offers _____ suggestions. [ ]A. carefulB. practicalC. effect
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