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When learners are engaged in mathematical problem-solving, their activity does not have from the outset the structure of what will be considered a mathematical proof. Instead, a tangle of intuitions, know-how, factual knowledge, and a variety of other mental constructs allows learners to entertain choices and make decisions. Nonetheless, (i)___________ such mental activity (ii)___________ is (iii)___________: in many situations this process works, although it can prove to be wrong as a result of overgeneralizations.
- Blank(i)
- concealing
- adapting
- describing
- Blank(ii)
- from scrutiny
- as confused
- to the task
- Blank(iii)
- uncommon
- unintentional
- uncharitable
describing , as confused , uncharitable 显示答案
以上解析由 考满分老师提供。