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在下面的页面置换算法中,( )是实际上难以实现的。
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在请求分页存储管理中,若采用FIFO页面替换算法,则当分配的页框数增加,页中断的次数( )
Directions; In this section, there is a passage with ten blanks. You are required to selectone word for each blank from a list of choices given in a word bank following the passage. You may not use any of the words in the bank more than once.A) cancelled； B) claimed； C) contest；D) fled；E) identity； F) invaded； G) miracle；H) numerous；I) origins；J) pretenses； K) remarkable； L) submittedM) surged； N) survived； O) throughoutAfter World War II broke out, the Nazis pursued their plan to take control of Europe. On April 9, 1940,the Nazi army （1）Denmark, a country of those who, according to Nazi racial theories, had the same Aryan （2）. Officially Nazi Germany （3） to be protecting Denmark against Britain.Denmark did not fight Nazi Germany, By cooperating under false（4）,the Danishgovernment had a good relationship with Nazis, In this way, it hoped to protect Danish lives and cultural （5） for as long as possible.The angry people of Denmark used their brains to resist the Nazi occupation. They hadstrikes to stop the production of German war materials. They had students refuse to speak German in language classes. They even had Danish songfests (歌咏大会）（6） the nation to show strength and unity (团结）. In the fall of 1943, Nazi troops arrived to round up and send all Danish Jews to concentration camps outside Denmark. The Danes created a secret system for saving the lives of Jewish citizens. Jewish families （7） to the villages on the coast, before fishing boats helped them escape to safety in Sweden. Through a combination of all of these （8）acts of resistance, the power and unity of the Danes pushed back the Nazis. For Danish Jews, it was a （9） that only around 500 were sent to a concentration camp and 7550 （10）. Demark was, therefore, the only European country to save almost all of its Jewish citizens from the Holocaust.
气质类型学说中的“血型说”是下面哪位学者提出的?
多血质的人,外在表现是?
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