单选题 Nonwovens usually consist of at least two ______: the fiber and the binder.

【正确答案】 B
【答案解析】非纺织物,即Nonwovens的成分,通常用components,指essential part or parts that make Up the whole.辨义:A.opponents对手;C.complements补充,补足;D.compliments称赞、恭维。