水处理的离子交换中,离子交换树脂按其结构特征,可分为______。 A.小孔型 B. 发布时间:2017-05-05 17:28 │ 来源:www.tikuol.com 题型:多项选择题 问题: 水处理的离子交换中,离子交换树脂按其结构特征,可分为______。A.小孔型B.大孔型C.等孔型D.凝胶型
题型:多项选择题 完形填空。 I have a good friend. 1 name is Ed. Let 2 tell you something about his day. He usually gets up 3 6:30 am. And he often 4 a bus to school at 7:10. School 5 at 8:00. He has four 6 in the morning. He has lunch 7 school. The food in his school 8 very good. He 9 home at around 5:00. He usually 10 his homework in the evening.( )1. A. Her ( )2. A.I ( )3. A. at ( )4. A. brings ( )5. A. start ( )6. A. class ( )7. A. on ( )8. A. be ( )9. A. goes ( )10.A. do B. He's B. me B. on B. take B. starts B. a class B. of B. am B. goes to B. does C. His C. my C. in C. takes C. begin C. classes C. with C. is C. get C. doing D. He D. we D. of D. goes D. to begin D. lesson D. at D. are D. gets to D. to do 查看答案
题型:多项选择题 名著阅读(4分)名著中一些人物身上所具有的坚强意志,是我们需要拥有的一笔精神财富。请根据你的阅读体会,从下列推荐人物中选择两位,仿照示例,续写两句话。①贝多芬 ②保尔·柯察金 ③鲁滨逊 ④阿廖沙示例:孙悟空是《西游记》中的人物,他被推入八卦炉中遭三味真火淬炼,遭压五行山下五百年,又历经九九八十一难,保唐僧西天取经,足见其意志坚强; 。 查看答案