正确答案: B

右肝上后间隙

题目：膈下脓肿最多见于（　　）

解析：略

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学习资料的答案和解析：

[单选题]Who are the first to make the success of sit-in become true?

回答下面的题目 American Blacks experienced a revolution after 1945, a revolution in expectations． Following World War Ⅱ , the steady movement toward first-class citizenship for Black people quickened, with significant actions taking place in courts of law, in voting booths, in restaurants and in the streets of the nation． A decade of intense civil rights activity was launched in 1954 when the United States Supreme Court declared segregated schools to be unconstitutional． In 1955, Dr． Martin Luther King, Jr． , effectively organized the Blacks of Atlanta, Georgia, in a bus boycott． The boycott lasted two years, and when it was over, Blacks no longer were degraded by being forced to sit or stand in the rear of buses． In 1960, a group of Black college students decided that they, as well as white persons, had the right to eat at a lunch counter in Greensboro, North Carolina． This sit-in sparked an aggressive national movement and, in the next few years, thousands of young men and women--Black and White, North and South--overturned local laws and customs that had maintained segregation． Sit-ins, pray-ins, freedom rides, freedom marches and demonstrations to open all schools to Black children took place across the nation．Several important actions took place to change the status of black people

Black college students and whites．

解析：第三段。一群黑人大学生和白人大学生认为黑人与白人一样有权利在餐厅内吃饭。选项A是正确的。

[单选题]_________

根据以下内容，回答下面的题目。Insure means to protect _51_ a loss of money．Most people can budget their money so that their income will cover expected expenses _52_ food, clothing, housing, and public services．But, there is no way to know _53_ who will suffer a crisis (危机) such as a serious illness, fire, flood, or a car accident．Such crises usually _54_ great expense．Even if people could predict crises, it would be hard to save enough money to _55_ the expenses．Insurance is a system _56_ a company collects money from many individuals and then pays certain expenses whenever one of those insured individuals is faced with a certain crisis．An insurance policy _57_ how much the insurance costs and how much the company will pay when a policy holder is faced with a certain crisis．There are many different kinds of insurance, _58_ hospital, motor-car and fire．Insurance can be rather expensive but most people buy insurance of some kinD．Insurance is something _59_ people buy and hope they will _60_ need．_________

earlier

[单选题]He seems_______ from this university．

to havegraduated

[单选题]选择之债是 （　　）

给付可选择

[多选题]骶骨（　　）

由五块骶椎融合而成

岬向前突出

前面凹陷平滑后面隆凸

骶管向下开口形成骶管裂孔

骶管裂孔两侧向下突起称骶角