【题目】your, keep, clean, desk, please(.)
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【答案】Please keep your desk clean.
【解析】
your你的,keep保持,clean干净,desk桌子,please请。由所给句号和缺少主语可知,本句应为祈使句。由所给词义可组成句子:请保持你的桌子干净。故答案为Please keep your desk clean.

【题目】your, keep, clean, desk, please(.)
_________________________________________________
【答案】Please keep your desk clean.
【解析】
your你的,keep保持,clean干净,desk桌子,please请。由所给句号和缺少主语可知,本句应为祈使句。由所给词义可组成句子:请保持你的桌子干净。故答案为Please keep your desk clean.