竞争性对抗磺胺作用的物质是A.GABA B.PABA C.二氢叶酸 D.丙氨酸 E. 发布时间:2017-12-16 09:52 │ 来源:www.tikuol.com 题型:单项选择题 问题: 竞争性对抗磺胺作用的物质是A.GABAB.PABAC.二氢叶酸D.丙氨酸E.TMP
题型:单项选择题 词汇1. How's the _____ (天气) in Beijing?2. Aunt Sarah is _____ (看) TV.3. How's it going?It's _____ (很糟糕).4. The radio says it will be _____ (多风的) tomorrow.5. I like autumn.It's _____ (凉爽的).6. There are _____ (许多) people here on vacation.7. Bethoven is a _____ (音乐家).8. _____ (金字塔) are in Egypt. 查看答案