20．Less than 60percent of students now entering four-year American colleges are likely to graduate．The completion rate is lower for almost any other wealthy country，and worst for poor and minority students．
On Tuesday President Obama gave a nationally broadcast speech to students about the importance of staying in school．He spoke on the first day of classes at a high school in Virginia．He talked about personal responsibility，and used himself as an example of someone who overcame difficulties．
"My father left my family when I was two years old，and I was raised by a single mother who had to work and struggled at times to pay the bills and wasn't always able to give me things other kids had．There were times when I missed having a father in my life．There were times when I was lonely and felt like I didn't fit in，"said President Obama．
But he told students that problems in their own lives should not stop them from learning．"There's no excuse for talking back to your teacher，or cutting class or dropping out of school．There's no excuse for not trying．"
This was not the first presidential speech to students．Ronald Reagan spoke from the White House in 1998and George H．W．Bush spoke from a school in Washington in 1991．
But many conservatives criticized plans for the speech．Some called it"socialized education"or federal interference in local schools．Others feared it would be too political．Some schools decided not to show the speech．But the White House released the text on Monday，and that calmed a lot of critics．
On Sunday，on the CBS program"Face the Nation"，Education Secretary Arne Duncan said，"30percent of students do not graduate from our school"．He called the dropout rate"staggering"（驚人的）．It represents more than a million students every year who entered ninth grade but did not complete 12th grade．
29．President Obama gave a nationally broadcast speech on Tuesday toD．
A．encourage students to drop out when they dislike studies
B．criticize the students who talked back to their parents
C．tell the students how he struggled to go to school in his childhood
D．persuade students to stick to schooling even if they have problems
30．Which of the following statements is true according to the passage？C
A．Obama's mother left him when he was two years old．
B．George H． W．Bush spoke to students i 1998．
C．Some people considered Obama's speech to be too political．
D．The White House decided not to release the text on Monday．
31．It can be inferred from the passage thatB．
A．there is 40percent of dropout in high school
B．not all the people support the president's speech
C．the dropout rate of American schools is low
D．only one million students can finish 12th grade each year
32．The best title of the passage can be"A"．
A．Obama Encourages Students to Carry on Studies
B．Amazing Dropout Rate of the US
C．Obama's Speech Met Criticism
D．Obama's Hard Childhood．
分析 本文屬于說(shuō)明文閱讀，作者通過(guò)這篇文章主要向我們描述了奧巴馬總統(tǒng)周二的講話(huà)是要?jiǎng)裾f(shuō)學(xué)生們即使生活中出現(xiàn)了問(wèn)題，也不應(yīng)該放棄學(xué)習(xí)．
解答 29．D．細(xì)節(jié)理解題．根據(jù)第二段第一句On Tuesday President Obama gave a nationally broadcast speech to students about the importance of staying in school以及第四段第一句可知，奧巴馬總統(tǒng)周二的講話(huà)是要?jiǎng)裾f(shuō)學(xué)生們即使生活中出現(xiàn)了問(wèn)題，也不應(yīng)該放棄學(xué)習(xí)；故選D．
30．C．細(xì)節(jié)理解題．根據(jù)倒數(shù)第二段第三句He talked about personal responsibility，and used himself as an example of someone who overcame difficulties可知有些人認(rèn)為奧巴馬的講話(huà)過(guò)于政治化；故選C．
31．B．推理判斷題．根據(jù)倒數(shù)第二段保守派的批評(píng)言論But many conservatives criticized plans for the speech．Some called it"socialized education"or federal interference in local schools可推斷出，不是所有的人都支持總統(tǒng)的講話(huà)；故選B．
32．A．主旨大意題．文章是圍繞周二奧巴馬的講話(huà)展開(kāi)的，首先排除A、D兩項(xiàng)；文章用大量的篇幅介紹了奧巴馬的講話(huà)內(nèi)容，即鼓勵(lì)學(xué)生學(xué)習(xí)．故答案選A．
點(diǎn)評(píng) 考察學(xué)生的細(xì)節(jié)理解和推理判斷能力，做細(xì)節(jié)理解題時(shí)一定要找到文章中的原句，和題干進(jìn)行比較，再做出正確的選擇．在做推理判斷題不要以個(gè)人的主觀想象代替文章的事實(shí)，要根據(jù)文章事實(shí)進(jìn)行合乎邏輯的推理判斷．
