第二部分阅读理解（共两节，满分40分）
第一节（共15小题：每小题2分，满分30分）
阅读下列短文，从每题所给的四个选项（A、B、C和D）中，选出最佳选项，并在答题卡上将该项涂黑。
A
Mrs．Ohama spoke to the graduates of Martin Luther King Jr．High School on Saturday in her only high school commencement（毕业典礼）speech this year． The ceremony took place in the gymnasium of Tennessee State University
The first lady told the 170 graduates that she spent too much of her time in college focusing on academe achievements．While her success in college and law school led to 8 good job, she said, she ended up focusing on public service． "My message to you today is that don't waste a minute living someone else's dream: she said． It takes lot of real work to discover what brings you joy and you won't find what you love simply by checking mailboxes or surfing the net．
She said MLK reminded her of her own high school experience in Chicago．"My No．1 goal was to go to a high school that would push me and challenge me," she said．”I wanted to go somewhere that would celebrate achievement．Unfortunately, schools like this don't exist for every kid．" she said．"You are blessed”
The first lady told graduates that failure may be 8 part of their college lives and careers, and that how they respond determines what they will become． "That's when you find out what you're really made of in those hard
