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【单选题】
以下哪种金属具有同素转变现象?()A.
Mg
B.
Fe
C.
Li
D.
Na
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皮皮学刷刷变学霸
举一反三
【简答题】Why does the author give us an account of the 'exciting' features of 'electronic books'?
【单选题】It is implied in Paragraph 3 that graduates should______.
A.
aim to give a balanced account of what the employer needs
B.
consider careers which suit their values, interests and abilities
C.
recognize their own abilities regardless of what the employer looks for
D.
stress their personal attitudes and values in job applications
【简答题】在送行服务中，地陪可以在去机场（车站、码头）途中向游客致欢送词。欢送词的内容一般包括( )。 A.表示惜别；回顾行程；提醒客人结清账目；祝下一行程顺利 B．表示惜别；介绍未去之景点并希望再度光临；提醒客人结清账目；预祝下一行程顺利 C．回顾旅游活动，感谢合作；表达友谊和惜别之情；征求旅游者的意见和建议；期待与旅游者的再次相逢；表达美好祝愿 D．表达友谊和惜别之情；诚恳征求旅游者意见和建议；表达美好...
【简答题】Taking interests into account, it is illogical that free-traders give bribes to protectionist via ______.
【单选题】The purpose of the writer in writing the passage is ______.
A.
to give an objective account of the e-nose
B.
to question the wide use of the e-nose
C.
to discuss the advantages of the e-nose over the human nose
D.
to encourage the introduction of the e-nose to the market at a lower price
【简答题】向量 在向量 上的投影为
【简答题】Site users are required to give very detailed account of their physical characteristics in order to find them
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