下列哪种菌能产生治疗多种细菌性疾病的抗生素( ) A.乳酸菌 B.青霉菌 C.酵 发布时间:2017-05-12 12:03 │ 来源:www.tikuol.com 题型:选择题 问题: 下列哪种菌能产生治疗多种细菌性疾病的抗生素( )A.乳酸菌B.青霉菌C.酵母菌D.曲霉菌
题型:选择题 找出相对应的答案,将序号填在题前括号里。( ) 1. Look! What can you see? ( ) 2. Where is the man? ( ) 3. What is Jenny doing now? ( ) 4. What would you like? ( ) 5. Would you like a cup of tea?A. He is on the train. B. I can see some tea on the desk. C. I'd like an orange. D. She is reading a book. E. Yes, please. 查看答案
题型:选择题 物理学中的仪器、仪表在生产、生活中有着广泛的应用。在图中,茶壶(a图)相当于是一个__________,汽车油量表(b图)实际上是一只_________表。登山运动员用的高度计是由_______经重新标度后改造而成的。 查看答案