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【多选题】
下列结论中正确的有( )。A.
外力作用平面尽管通过横截面的形心，但是只要它与横截面的心主轴不平行，那么，该梁必将产生平面弯曲与扭转的组合变形
B.
斜弯曲时横截面上的中性轴是一条通过形心的直线
C.
不管是平面弯曲还是斜弯曲，中性轴总是将横截面分成受拉和受压两个区域
D.
拉伸(压缩)与弯曲的组合变形杆件，其中性轴尽管是一条不通过形心的直线，但它总是将横截面分成大小不等的受拉和受压两个区域
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举一反三
【单选题】EBSCO数据库中的哪个字库收录有期刊《Harvard Business》?
A.
Business Source Premier
B.
MEDLINE
C.
Academic Search Premier
D.
ERIC
【单选题】–Anyone in mind for this position? What about Jack? --He may be a good friend, but business is business. He is not _____ man for _____ job.
A.
a; a
B.
the; the
C.
a; the
D.
the; a
【简答题】EBSCO数据库中的哪个字库收录有期刊《US-China Foreign Language》？
【单选题】Little ____that we were watching his every move, so he seemed to be going his own way in this business.
A.
he realized
B.
he didn’t realize
C.
didn’t realize
D.
did he realize
【单选题】When he first started in university, he really felt at _____ with his major --- economics.
A.
shore
B.
bank
C.
ocean
D.
sea
【简答题】A．He will buy a new house. B．He will save it for his son. C．He will start his own business. D．He will teach others about DIY.
【单选题】EBSCO数据库中的哪个字库收录有期刊《USA Today Magazine》?
A.
Business Source Premier
B.
MEDLINE
C.
Academic Search Premier
D.
ERIC
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