9,wool------woollen n. 羊毛 a. 羊毛的
e.g. This is a ________ shirt. woollen 10. wood-------wooden n. 木头 a. 木制的 e.g. I have made a wooden door. ______ 11, glass-------glasses n. 玻璃 n. 眼镜
e.g. He wears a pair of glasses which is made of ______ glass _________.