помогите!!!!!!!!!!!!!!!! Шестое и b
Срочно надо, пожалуйста

1. true
2. false
3. true
4. true
b) Our windows in th class are made of glass.
My pen is made of plastic.
Some of pictures in our class are made of cardboard.
All nails in our class are made of metal.
Our books and notebooks are made of paper