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[单项选择]第二篇 Brain-dead Mother Dies after Giving Birth
A brain-dead woman who was kept alive for three months so she could deliver the child she was carrying was removed from life support on Wednesday and died, a day after giving birth.
"This is obviously a bittersweet time for our family," Justin Torres, the woman’s brother-in-law, said in a statement.
Susan Torres， a cancer-stricken， 26-year-old researcher at the National Institutes of Health， suffered a stroke in May after the melanoma （黑瘤） spread to her brain.
Her family decided to keep her alive to give her foetus （胎儿） a chance. It became a race between the foetus’ development and the cancer that was destroying the woman’s body.
Doctors said that Torres’ health was getting worse and that the risk of harm to the foetus finally outweighed the benefits of extending the pregnancy.
Torres gave birth to a daughter by Caesarean section （剖腹产手术） on Tuesday at Virginia Hospital Center. The baby was two months premature and weighed
A. she suffered a stroke.
B. she became brain-dead.
C. she was diagnosed with cancer.
D. she gave birth to a baby.
[单项选择]
Section B
What proportion of Americans does not get enough sleep according to the NSF poll
A. One third.
B. Almost two thirds.
C. More than two thirds.
D. Almost half.
[单项选择]
Passage 1
What is the proportion of prosopagnosia in the survey carried out in Munster, Germany
a. 2.47%
b. 2.74%
c. 2.64%
d. 2.46%
[单项选择]
What was the baby like at birth
[单项选择]What is the speaker’s purpose in giving this talk（）
A. To show how simple the mechanical aids for diving can be.
B. To provide an excuse for his changeable character.
C. To explore the philosophical issues of space travel.
D. To explain why he took up underwater exploration.
[填空题]
A. what are you preparing
B. I’m giving a presentation on the new account.
C. Do you mean
D. is scheduled for 10 o’clock
E. just studying for history class
F. what are you doing
G. that’s not true
H. It’s interesting
Harry: What are you working on
Susan: Oh, I’m (56) .
Harry: I hate history.
Susan: I don’t. (57) I’m reading about the Romans.
Harry: (58) the people from Romania
Susan: No, stupid. The Romans as in ’Julius Cesar’. You know, people from ancient Rome.
Harry: Oh, those Romans...
Susan: You are hopeless. So, (59)
Harry: I’m preparing for a meeting tomorrow.
Susan: When’s the meeting
Harry: I’m driving into London tomorrow morning. The meeting (60) .
56（）
[单项选择]The minimum proportion of observations falling within 2 standard deviations of the mean is closest to:（）
A. 95%.
B. 75%.
C. 68%.
