27. A medieva manuscript called L contains all eighteen extant tragedies by the Greek playwright Euripides. Of these ten called the "select plays", are accompanied in L by ancient commentaries and also appear in other medieval manuscipts: this group includes some of Euripides' best-known works, including the Medea. The other eight, which appear in alphabetical order, without commentary. The Electra is one of the alphabeticals. Which of the following can be reliably concluded on the basis of the Statements given? A. Only Euripides' best-known are accompanied by ancient commentaries in extant medieval manuscripts. B.The select plays are accompanied by ancient commentaries because they were the best known of Euripides' works. C. No commentaries were written about Euripides' Electra in ancient times. D. Euripides' Medea never appears in mediaval manuscripts unaccompanied by ancient commentary. E. Euripides' Electra does not appear accompaniec by a commentary in any extant medieval manuscript. (E) 我想问的是C 和E有什么不同? 33.Teenages are often priced out of the labor marked by the government-mandated minimun-wage level because employers cannot afford to pay that much for extra help. Therefore if congress institutes a subminimum wage, a new lower legal wage for teenagers, the teenage unemployment rate, which has been rising since 1960, will no longer increase. Which of the following,if true ,would most weaken the arguement above? A.Since 1960 the teenage unemployment rate has risen when the minimun wage has risenl. B.Since 1960 the teenage unemployment rate has risen even when the minimun wage remained constant. C.Employers often hire extra help during holiday and warm weather seasons. D The teenage unemployment rate rose more quickly in the 1970's than it did in the 1960'. E.The teenage unemployment rate has occasionally declined in the years since 1960. (B) 我总觉得B有点加强,而不是削弱,谁能告诉我选B的理由吗? 谢谢!! |