分类：教育/科学-外语学习-英语考试
问题：seal的不同意义?42.Theunderlinedwordin 
42.The underlin word in which sentence has the different meaning from the others?A.Before posting the letter, she firmly sealed the envelope.B.The officer sent me an official document, signed and sealed.C.These birds seal the holes and cracks in their nests with mud.D.42.The underlin word in which sentence has the different meaning from the others?A.Before posting the letter, she firmly sealed the envelope.B.The officer sent me an official document, signed and sealed.C.These birds seal the holes and cracks in their nests with mud.D.I'm sorry, I can't tell you;my lips are sealed.句子里sealed是被划线的,它们各是什么意思?答案给的B
回答：A、C、D中的seal都是动词  密封

B中sealed是形容词    密封的