Our cotton shirts are made (from/of) the best yarn.用of还是from

Our cotton shirts are made (from/of) the best yarn.用of还是from cotton cotton What color are your shirts?Our shirts are not blue.They are white.中文 将These are our shirts变为单数句子 I prefer to wear shirts that are made up of p------ cotton,because they feel soft首字母填空 dress men's cotton shirt是什么样的衬衫有个老外跟我解释是：i asked you for DRESS MEN'S COTTON SHIRTS.this is a hippi shirt we call it STREET SHIRT ,但是我仍然不理解.. Are your shirts made of cotton?这里面的名词shirt为什么要加s?而Is the book made of wood?里面的book 不用? Our white T-shirts are only 12 dollars.【改为同义句】 Our school uniforms are made of cotton.They feel soft.(改为否定句） our school uniforms are made of cotton.they feel soft.（改为否定句） wear shirts cotton yarn cotton是什么意思 cotton是什么意思? cotton意思 mare cotton T-Shirts:Colour:Royal blue; short sleeves.Quality:150 Jersey - 100% semi-combed cotton,reinforcing tape at neck and rib knit collar with spandex.Caps:5 panel cap,made of cotton with sandwich visor and trim color,with hook and loop.One size.