题目

-Is there going to ____a basketball match this afternoon? -Yes. It’s at four, between Class Five and Class Six A take          B make        C be            D have 答案:C下列除哪一项外,其余各项都可以通过质壁分离加以鉴定? [     ]A.成熟植物细胞的死活B.原生质层有伸缩性C.成熟植物细胞可以发生渗透作用吸水D.蛋白质、淀粉、纤维素的吸水性依次递减
英语 试题推荐