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【单选题】
下列关于危险化学品运输作业的描述，错误的是（）。A.
易燃品、有毒品只要不互相反应，可与其它货物混装
B.
司机必须具有危险化学品的运输资格或经过专门的安全知识培训
C.
运输车辆必须符合国家有关部门对危险化学品运输车辆的技术要求，具有醒目标志，配备相应应急设施，如灭火器等
D.
危险品运输必须走指定线路
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【简答题】A．China has a long history. B．China has a colorful and rich culture. C．It's not expensive and people are friendly. D．The scenery in China is beautiful.
【单选题】So well ________ in 2011 that the world has agreed that it was the year of China. [ ]
A.
did China perform
B.
China has performed
C.
was China performed
D.
China is performing
【单选题】Has Jessica ever been to China?
A.
Yes, she has been to China several times.
B.
Yes, she has been to China only once.
C.
No, she has never been to China.
D.
No, she has never been to China and Japan.
【单选题】So well in 2009 that the world has agreed that it was the year of China.
A.
did China perform
B.
China has performed
C.
was China performed
D.
China is performing
【简答题】Every year there is the Spring Festival in China. Usually it is in January or February. It’s the most important festival in China. So before it comes, everyone has to prepare things. They buy beef, ...
【单选题】---What ____ the population of China ? ---China has a population of 1.3 ____.
A.
is, billions
B.
are; billions
C.
is; billion
D.
are; billion
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