在支持多线程的操作系统中，假设进程P创建了若干个线程，那么（）是不能被这些线程共享的。
A. 该进程的代码段 B.该进程中打开的文件 C.该进程的局部变量 D.该进程中某线程的栈指针
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防火墙通常分为内网、外网和DMZ三个区域，按照受保护程度，从高到低正确的排列次序为（）
A. 内网、外网和DMZ B.外网、内网和DMZ C.DMZ、内网和外网 D.内网、DMZ和外网
Grammarians have for years condemned as ungrammati-cal the English phrase "between you and
A. In his plays, Shakespeare intentionally had some of his characters use phrases he considered ungrammatical.
B. The phrase "between you and I" appears infrequently in Shakespeare"s writings.
C. The more modern an English word or phrase, the less likely that modern grammarians will consider it acceptable for formal usage.
D. Many modern speakers of English sometimes say "between you and I" and sometimes say "between you and me. "
E. Most native speakers of English who choose to say "between you and I" do so because they know that Shakespeare used that phrase.
Red blood cells in which the malarial-fever parasite resides are eliminated from a persons
A. The fever caused by the malarial parasite may resemble the fever caused by flu viruses.
B. The anopheles mosquito, which is the principal insect carrier of the malarial parasite, has been eradicated in many parts of the world.
C. Many malarial symptoms other than the fever, which can be suppressed with antimalarial medication, can reappear within 120 days after the medication is discontinued.
D. In some cases, the parasite that causes malarial fever travels to cells of the spleen, which are less frequently eliminated from a person" s body than are red blood cells.
E. In any region infested with malaria-carrying mosquitoes, there are individuals who appear to be immune to malaria.
Hotco oil burners, designed to be used in asphalt plants, are so efficient that Hotco will
Another manufacturer"s introduction to the market of a similarly efficient burner.
B. The Clifton Asphalt plant"s need for more than one new burner.
C. Very poor efficiency in the Clifton Asphalt plant"s old burner.
D. A decrease in the demand for asphalt.
E. A steady increase in the price of oil beginning soon after the new burner is installed.
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