【排序题】In British English, university students can be named first-year, second-year, third-year and fourth-year students. 请 为下面四个美式英语中表示大学四个年级学生的名词排序。 下面四个词汇分别表示大一、大二，大三和大四学生。

【排序题】Below is an application letter for a graduate program. Fill in the blanks with the expressions given in the right place. A. am very interested in pursuing B.plan C. As you can see from my CV D. am currently enrolled at E.along with F. include G.am dedicated to H. am enclosing Dear Dr. Jenkins, I (1) a Master’s degree in Early Childhood Development at the University of Dallas. I have reviewed many graduate programs in the field of education and believe the one offered at your university is the best fit for me. I (2) the University of Texas at Austin and (3) to graduate this spring with a Bachelor of Science in Education. My educational studies (4) coursework in childhood psychology, theories for teaching special needs students, school and family crisis intervention, and teacher leadership and effective classroom management. My goal is to increase my knowledge and skills with an intense focus on childhood development in the classroom setting while gaining hands-on teaching experience as outlined in your curriculum. (5), I have gained valuable knowledge in the field by way of internships. During my sophomore year, I worked as a teacher’s aide at an elementary school located in Austin. For the last two years, I served as a teaching assistant in elementary programs aimed at helping children identified as special needs. I (6) the profession of teaching and will graduate with highest honors. I am motivated to help children develop a love of learning at the early stages of their educational careers. I (7) my completed application packet (8) letters of recommendation for your consideration. I will be happy to send any other documentation needed or to answer any questions you may have. I look forward to hearing from you soon. Sincerely, James Blackman James Blackman

【单选题】请将下列化合物按酸性由强到弱排序（ ）

A、abcd

B、bdca

C、bcda

D、acdb

【单选题】请将下列化合物按酸性由强到弱排序（ ）

A、dbac

B、bdac

C、dcba

D、cabd

A．希尔排序

B．快速排序

C．堆排序

D．直接插入排序

A．插入

B．选择

C．冒泡

D．快速

A．插入

B．冒泡

C．归并

D．堆

A．起泡排序

B．折半插入排序

C．简单选择排序

D．希尔排序

E．基数排序

A.快速排序

B.自定义排序

C.手工排序

D.拖动排序

A．交换排序

B．归并排序

C．选择排序

D．插入排序

A.冒泡排序

B.简单选择排序

C.直接插入排序

D.堆排序