- 问题详情:Puzzledfaceasksforhelp Thinkaboutthelasttimeyoudidsomethingthatyoufounddifficult.Wasitworkingoutapuzzleorworkinghardonyourmathhomework? Canyouremembertheexpressionyouhadonyourface?Mostpeoplewillpresstheirlipstogetherandfrownwhentheyaredoing...
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