题目

 --Your sweater looks very nice. Is it __________ wool?    --Yes, and it was ___________ Xinjiang.    A. made of; made in        B. made from; made in       C. made for; made from 答案：A市场上出售一种“金龙鱼“牌食用调和油，瓶上标有“5L“字样，已知瓶内调和油的密度为0.92×103kg/m3，则该瓶油的质量是    kg．如果调和油用去一半，则剩余半瓶调和油的密度为    ．