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解方程：x 2 +5x-2=0．
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皮皮学刷刷变学霸
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【单选题】阅读短文，回答 26～30 题： 第 26 题 There is an increasing demand for ________
A.
all-round people in their own fields
B.
people whose job is to organize other people's work
C.
generalists whose educational background is either technical or professional
D.
specialists whose chief concern is to provide administrative guidance to others
【单选题】阅读短文，回答 26～30 题： 第 26 题 Interpersonal relationships are important because ________
A.
they are indispensable to people's social well-being
B.
they waken people's desire to exchange resources
C.
they help people to cope with life in the information era
D.
they can cure a range of illnesses such as heart disease, etc.
【简答题】阅读短文，回答 26～30 题： 第 26 题 When people become aging, they will lose some of their ability to bounce back from disease and injury, 'bounce back' here means_________
【单选题】阅读短文，回答 26～30 题： 第 26 题 The wallet which the writer found__________
A.
was empty
B.
had some money in it
C.
had a few coins and a photograph in it
D.
had an old photograph in it
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