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【单选题】
下列反应的离子方程式不正确的是
A.
锌与硫酸铜溶液反应: Zn + Cu 2 + = Zn 2 + + Cu
B.
氢氧化钠溶液与盐酸反应: H + + OH - = H 2 O
C.
铁与稀盐酸反应: 2 Fe + 6 H + = 2Fe 3 + + 3 H 2 ↑
D.
氯化钡溶液与稀硫酸反应: SO 4 2 - + Ba 2 + = BaSO 4 ↓
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【单选题】What do we know about British people?
A.
They like cooking.
B.
They don't like cooking.
C.
They don't like foreign food.
【单选题】Most importantly, people like Wilfred have brought to traditional British farming ______.
A.
knowledge of farming.
B.
knowledge of brand names.
C.
knowledge of lifestyle.
D.
knowledge of marketing.
【简答题】It is reported that the British people like very much to pay on credit cards.
【单选题】规则“分道通航制”条款适用于( )
A.
在规则适用水域中设置的任何分道通航制区域
B.
IMO所采纳的任何分道通航制
C.
在规则缔约国水域设置的分道通航制区域
D.
在公海水域设置的分道通航制区域
【单选题】日食和月食的发生是由日、地、月三者位置所决定的。当日、地、月在一条直线上,且
A.
地球位于日、月之间,会出现日食现象
B.
月球位于日、地之间,会出现日食现象
C.
太阳位于地、月之间,会出现月食现象
D.
月球位于日、地之间,会出现月食现象
【简答题】日食和月食一定发生的条件是在()及其附近发生朔或望。
【单选题】Which of the following is NOT true?
A.
The British like to travel to foreign countries.
B.
The British are ready to pay visits to some new places they have never been to.
C.
Those who got home enjoy telling others about their holidays.
D.
All the British have been able to travel to foreign countries.
【单选题】People in America speak the same language ______ the British do.
A.
which
B.
what
C.
as
D.
like
【简答题】There is a saying that the British like a nice cup of tea in the morning and a nice cup of tea at night. And at half past seven, their idea of heaven is a nice cup of tea. They like a nice cup of tea ...
【单选题】法洛四联症最主要的临床表现是()
A.
青紫
B.
多汗
C.
消瘦
D.
心悸
E.
乏力
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