分页标题
2011-09-15 14:23:00   来源：liuxuepaper.Com    双击单词自动翻译

　　(A) user-friendliness also implies that owners can service their own computers

　　(B) personal computers cost more the more user-friendly they are

　　(C) currently available models are user-friendly enough to suit them

　　(D) the people promoting personal computers use them in their own homes

　　(E) they have enough sensible uses for a personal computer to justify the expense of buying one

　　5.　　 A weapons-smuggling incident recently took place in country Y. We all know that Y is a closed society. So Y’s government must have known about the weapons.

　　Which of the following is an assumption that would make the conclusion above logically correct?

　　(A) If a government knows about a particular weapons-smuggling incident, it must have intended to use the weapons for its own purposes.

　　(B) If a government claims that it knew nothing about a particular weapons-smuggling incident, it must have known everything about it.

　　(C) If a government does not permit weapons to enter a country, it is a closed society.

　　(D) If a country is a closed society, its government has a large contingent of armed guards patrolling its borders.

　　(E) If a country is a closed society, its government has knowledge about everything that occurs in the country.