酸洗的频次：每发酵二个周期洗涤一次，洗涤前检测浓度，偏低应及时补加，酸洗剂可反复使用 发布时间：2018-08-23 13:10 │ 来源：www.tikuol.com 题型：判断题 问题： 酸洗的频次：每发酵二个周期洗涤一次，洗涤前检测浓度，偏低应及时补加，酸洗剂可反复使用。
题型：判断题 患者，男，40岁，哮喘急性发作1周，昨夜气急突然加重。体检：发绀，大汗，两肺叩诊过清音，两肺闻及哮鸣音，左肺呼吸音减弱，心率120次／分，律齐。用氨茶碱、激素后哮鸣音改善，但气急无好转。病情加重的原因最可能是（）A.严重支气管痉挛 B.并发左心衰 C.并发气胸 D.继发肺部感染 E.并发呼吸衰竭 查看答案
题型：判断题 下面的短文有15处空白，请根据短文内容为每处空白确定1个最佳选项。Charter Schools American public education has changed in recent years. One change is that increasing numbers of American parents and teachers are starting independent public schools called charter schools. In 1991, there were (51) charter schools in the United States. Today, more than 2,300 charter schools (52) in 34 states ar/d the District of Columbia, 2,575,000 students (53) these schools. The students are from 5 years (54) age through 18 or older.A charter school is created by groups of parents, teachers and community members. It is similar (55) some ways to a traditional public school. It receives tax money to operate just as (56) public schools do. The amount it receives depends (57) the number of students. The charter school must prove (58) local or state governments that its students are learning. These governments provide the school (59) the agreement, or charter that permits it to operate. Unlike a traditional public school, (60) , the charte’r school does not have to obey most laws governing public schools. Local, state or federal governments cannot tell it what to teach. Each school can choose its own goals and decide the ways it wants to (61) those goals. Class sizes usually are smaller than in many traditional public schools. Many students and parents say teachers in charter schools can be more creative. However, state education agencies, local education-governing committees and unions often (62) charter schools. They say these schools may receive money badly needed by traditional public schools. Experts say some charter schools are doing well while others are struggling. Congress provided 200 million dollars for establishing charter schools in the 2002 federal budget. (63) often the schools say they tack enough money for their programs. Many also lack needed space. (64) , many of the 36 charter schools in the District of Columbia hold classes in crowded buildings. These schools have almost 11, 000 students. District officials say they have provided 14 former school buildings (65) charter education. Yet, charter-school supporters say officials should try harder to find more space.A．moreoverB．howeverC．besidesD．consequently 查看答案
