[简答题]Introduce briefly the development of RFID and its possible prospects.

[简答题]Introduce briefly some failed expansions Starbucks experienced in the past.

[简答题]Introduce briefly America’s economic situation in the recent years.

[单项选择] The Development of Both HIV And Its Cure As the number of people infected (传染) with the AIDS—causing HIV rose to more than 14 million worldwide and as new research showed that in the U.S. one of every 92 young men may be infected, a cure for the disease still remained an elusive(令人困惑的) dream. To help slow the spread of HIV to infants, the CDC in July called for all pregnant(怀孕的) women to be tested for the virus(毒素). The recommendation (推荐) stemmed (发展) from a. study that found that the risk that an HIV-infected woman will pass the virus on to her unborn child is cut by two-thirds if the mother receives the drug azidothymidine ( AZT) during pregnancy. The year was also marked by the first official recognition (认可)that treating HIV-infected people with a combination(结合) of antiviral(抗毒素的) drugs is superior to treating them with only AZT, a drug that had been the gold standard of treatment since the late 1980s. At an international conference in Copenhagen, a pane(
A. AZT
B. FDA
C. HIV
D. AIDS

[填空题]The passage briefly introduces the types, symptoms, treatment and consequence of depression on the health of people.

[简答题]Briefly explain the following four ways that personal property may be used as security for debts: (a) Lien (b) Mortgage (c) Pledge (d) Charge