语法与词汇 11.Clothing made of plastic fibres has certain advantages over_____made of natural fibres like cotton, wool or silk.
【正确答案】 C
【答案解析】clothing是衣服、被褥的总称，为不可数名词，不能用one或the one来指代。what相当于“先行词+that”，后边要接从句。所以只能用that指代clothing。