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【单选题】
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A.
生产技术提高会使商品的供给量增加
B.
政策鼓励某商品的生产,因而该商品的供给量增加
C.
消费者更喜欢某商品,使该商品的价格上升
D.
某商品价格上升将导致对该商品的供给量增加
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参考答案:
举一反三
【判断题】霍乱弧菌的主要致病物质是霍乱内毒素。
A.
正确
B.
错误
【单选题】Love Around the World It was an unsetting night at the African bar and Richard Blaine, 37, was especially nervous. Clients had been looking for him to beg favors, but the hard man, scarred by his expe...
A.
Y
B.
N
C.
NG
【单选题】霍乱弧菌的主要致病物质是( )
A.
霍乱肠毒素
B.
霍乱内毒素
C.
Zot毒素
D.
透明质酸酶
E.
荚膜
【判断题】使用风动工具除锈时,要注意风管接头是否牢靠,除锈器不能有松裂现象,风压应在 4个标准大气压以上。
A.
正确
B.
错误
【单选题】Why did Blaine swim with sharks?
A.
to be on TV
B.
to get used to the ocean
C.
to learn to relax even in scary situations
【简答题】American magician David Blaine left the glass box in which he had lived for 44 days without food on October 19. 2003. Hundreds of people came to watch the end of his starvation experiment, which has b...
【简答题】阅读理解。 American magician David Blaine left the glass box in which he had lived for 44 days without food on October 19, 2003. Hundreds of people came to watch the end of his starvation experiment, which...
【单选题】下列哪项不是卧式楼梯模具的特点( )
A.
占地面积大
B.
压光面积大
C.
构件需要多次翻转
D.
拼缝应采用焊接工艺
【简答题】输血发生溶血反应第一个措施是立即停止( ),抗休克。
【单选题】霍乱弧菌的主要致病物质是
A.
内毒素
B.
霍乱肠毒素
C.
普通菌毛
D.
Vi抗原
E.
鞭毛
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