Is this 100% cotton?What is the threadcount?

Is this 100% cotton?What is the threadcount? this is a cotton blouse(改为同义句 改错:This shirt is made of a cotton. This coat is made----cotton and it's made ---American This shirt is made of cotton.（改为同义句） This is _____ _____ _____ _____. 100% cotton vest;70% cotton/30% nylon 100%COTTON是什么意思 100% cotton jersey fused cotton cotton this cotton skirt feels very comfortable 对划线部分提问___ ____ this cotton skirt ____? 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.. My shirt is made of 100% cotton.(对画线部分提问) ⑴The blouse is made ? cotton. the clothes are/is made of cotton? what is this kind of coat made of it is made of () A cotton B woolen为什么不选B,只因B是形容词吗 100% cotton Piece Dye solid 4.The shirt is made of cotton.(就cotton提问) ____ ____the shirt made of?