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【单选题】
顺铂不具有的性质( )。A.
加热至270℃会分解成
B.
为亮黄色或橙红色的结晶性粉末
C.
加热至170℃时转化为反式
D.
在室温下，对光和空气稳定
E.
水溶液稳定，不易水解
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【简答题】Nowadays, many young people ____ (漂泊)from the countryside to Shanghai and Beijing to look for a job.
【简答题】五大发展理念指的是 () 。
【多选题】使用 cookie 的基本步骤有（ ）。
A.
创建 cookie 对象
B.
传送 cookie 对象
C.
读取 cookie 对象
D.
设置 cookie对象的有效时间
【单选题】( )—Nowadays more and more foreigners are becoming interested in Beijing Opera.
A.
hat's true. It's an important part of Chinese________．
B.
culture
C.
invention
D.
custom
E.
customer
【单选题】--- ___________ is it from Suzhou to Beijing? --- It used to be a long way, but nowadays, it takes only five hours to get there by high-speed rail.
A.
How soon
B.
How much
C.
How far
D.
How long
【单选题】Nowadays, most existing quadrangles in Beijing are relics of the last two dynasties: the _____ dynasty and ______dynasty.
A.
Ming, Qing
B.
Song, Yuan
C.
Qin, Han
D.
Tang, Song
【单选题】Nowadays everyone is responsible for________a harmonious society in China.
A.
making up
B.
taking up
C.
opening up
D.
building up
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