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【判断题】
(NH 4 ) 2 SO 4 中有共价键、离子键和配位键。
A.
正确
B.
错误
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【单选题】The International Oil Pollution Prevention Certificate is valid for a period of ______. prefix="o" ns="urn:schemas-microsoft-com:office:office" ?xml:namespace>
A.
one year from the date of issue
B.
four years from the date of issue prefix="o" ns="urn:schemas-microsoft-com:office:office" ?xml:namespace>
C.
three years from the date of issue
D.
five years from the date of issue prefix="o" ns="urn:schemas-microsoft-com:office:office" ?xml:namespace>
【单选题】IOC members stand for______.
A.
themselves
B.
their own country
C.
the International Olympic Committee
D.
nothing
【判断题】在无缝线路上拨道时,拨道量的上挑与下压要均等,避免出现附加拉应力和压应力,影响 无缝线路的稳定(中级线路工用)。
A.
正确
B.
错误
【单选题】International Business refers to any firm that engages in international _________________.
A.
sales
B.
trade or investment
C.
mergers & acquisitions
D.
product development
【单选题】氧化还原滴定中化学计量点的位置
A.
.恰好处于滴定突跃的中间
B.
偏向于电子得失较多的一方
C.
偏向于电子得失较少的一方
D.
无法确定
【单选题】Taobao.com has begun selling tickets online for international flights, to cut the market share of Ctrip.corn and other competitors.
A.
to aim
B.
having aimed
C.
aiming
D.
being aimed
【判断题】International specialization constitutes an important basis for international trade.()
A.
正确
B.
错误
【简答题】International trade is the exchange of capital,goods and( )across international borders or territories.
【单选题】google母公司为
A.
Chrome
B.
Picasa
C.
Alphabet
D.
Google+
【多选题】An international freight forwarder should be familiar with( ).
A.
international trade routes
B.
location of ports
C.
pattern of international trade
D.
provisions of the letter of credit
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