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【单选题】
关于子宫收缩的特点,下列哪错误的A.
不自主的节律性收缩
B.
宫缩有对称性
C.
宫缩宫底部最强，子宫下段最弱
D.
子宫肌纤维在宫缩时缩短变宽，间歇时肌纤维松弛恢复到原来的长度
E.
随产程进展，子宫收缩持续时间越来越长，间歇时间越来越短
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举一反三
【单选题】According to the passage, Bianca Sfroza is
A.
a woman who stepped into the field of art on January 30,1998.
B.
a beautiful woman attending a Christie's auction in New York City.
C.
thought to be drawn in early 19th century by a German.
D.
suspected by Kate Ganz as a masterpiece of Leonardo.
【单选题】organization/ ɔ:gənai’zeiʃən/
A.
n.批评家,爱挑剔的人
B.
n.信用贷款;信用
C.
n.连接,联系;连贯性
D.
n.组织;团体,机构
【单选题】civilization/ sivilai’zeiʃən/
A.
vt.传送;运送;传播
B.
n.勇气,胆量,胆识
C.
n.音乐会,演奏会
D.
n.文明,文化;开化
【单选题】Bianca Sfroza was not believed to be a Leonardo for the following reasons EXCEPT
A.
it is not so possible that a drawing should prove to be a Leonardo.
B.
existing works of Leonardo were all drawn by other materials than vellum.
C.
a real Leonardo work couldn't have been unknown for 500 years.
D.
for 75 years, no expert had ever recognized Bianca Sfroza as a Leonardo.
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