Do you know what those bottles _____用be made of/from的正确形式填空

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Do you know what those bottles _____用be made of/from的正确形式填空

Do you know what those bottles _____用be made of/from的正确形式填空
Do you know what those bottles _____用be made of/from的正确形式填空

Do you know what those bottles _____用be made of/from的正确形式填空
be made from 是化学变化
be made of 是物理变化
所以选择from,因为问题是说瓶子是有什么做成的.

made of

are made of
区别在于be made of，如This bottle is made of glass.是看得出原材料的。
be made from则看不出原材料，如Paper is made from wood.
通常只要记住这个基本区别，有时也会有特例，在此不详述。

are made of

what do you know Do you know what Do you know what? what do you know是什么意思? Do you know ,what's - Do you know what he_____(do) now? If you know what will you do Do you know what I like you do you know what you said what you name Do you know me Do you know what they_______(代表）? Do you know what they are? what’s this( )English?Do you know? do you know what things come from What do you know about Halloween? What do you know about this university? what do you know about the 中文翻译 What do you know about AIDS?