血清消毒的最佳方法是（） A.煮沸法 B.紫外线照射法 C.高压蒸汽灭菌法 D.流通 发布时间：2017-06-04 17:20 │ 来源：www.tikuol.com 题型：单项选择题 A1/A2型题 问题： 血清消毒的最佳方法是（）A.煮沸法B.紫外线照射法C.高压蒸汽灭菌法D.流通蒸汽灭菌法E.滤过除菌法
题型：单项选择题 A1/A2型题 改错题。 Cell phones can be see almost everywhere at school now. Many teacher say that we students should not used cell phones at school. But I think it should be allowed to be used at school because we want to get touch with our parents. Cell phones can be used almost anywhere or at any time. What more, cell phones can be great fun, too. Besides make phone calls, we can also play games and sent text messages to our friends by cell phone. Don't you think of they are necessary? 1._____ 2._____ 3._____ 4._____ 5._____ 6._____ 7._____ 8._____ 9._____ 10._____ 查看答案
题型：单项选择题 A1/A2型题 下列各句中加粗的成语使用不恰当的一句是 [ ]A．孩子一入学就崭露头角，较早地占据了领先地位，参加竞赛的机会多，脱颖而出就相对容易。B．由于知识程度和知识视野的深广，他们对课程的理解、掌握就显得高屋建瓴、游刃有余。C．化痴迷于这些神秘而高深的科学领域，常常废寝忘食。D．他把相声演员的话转述得历历在目，引得人们哄堂大笑。 查看答案