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【单选题】
肺心病时最常见的心脏改变是
A.
右心室肥大
B.
左心房肥大
C.
右心房肥大
D.
左心室肥大
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【简答题】溴酸钾(KBrO 3 )为白色晶体，是一种常用的氧化剂和分析试剂，加热到370℃时分解为溴化钾和氧气．生产溴酸钾的工艺流程如下： (1)“合成”过程所发生的反应中，氧化剂是________，还原剂是________．反应的化学方程式为________________________． (2)“复分解”过程中反应的化学方程式为 ___________________________________．...
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【单选题】The writer includes the example of watching TV in Paragraph 4 for the purpose of ______.
A.
illustrating that watching TV itself is a source of low-level confusion
B.
recommending that watching TV is an antidote to removing confusion
C.
indicating that TV viewers cannot remember all its programs
D.
supporting the view that all people poor and rich, enjoy watching TV
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【简答题】A家具生产企业木加工车间内有油漆木制件的砂、抛、磨加工等工序，车间内有有机溶剂和废弃的油漆桶等。车间的除尘净化系统采用反吹布袋除尘器。因新增加了设备并扩大了生产规模，致使车间内粉尘浓度超标。为了治理车间内粉尘污染，将布袋除尘器由原有的4套增加到8套，车间内木粉尘浓度经处理后小于l0mg/m3。2008年7月5日9时20分，除尘净化系统3号除尘器内发生燃爆着火，并瞬间引起4号除尘器内燃爆着火，造成燃...
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【单选题】The meeting was _________by the National Association of Women for the purpose of furthering the women's liberation movement.
A.
chaired
B.
sponsored
C.
participated
D.
assigned
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【单选题】---Would you like to go shopping with us this afternoon? --- ________,but I must do my homework first.
A.
Yes, let’s go
B.
No, I won’t
C.
I’d love to
D.
It doesn’t matter.
查看完整题目与答案
【单选题】For the purpose of weather description and weather forecasts, the country is divided into six______.
A.
districts
B.
zones
C.
regions
D.
areas
查看完整题目与答案
【单选题】GSP certificate is issued for the purpose of receiving preferential tariff treatment from devel—oped countries．
A.
in the name of
B.
on behalf of
C.
in order to
D.
by means of
查看完整题目与答案
【简答题】材料一： 全球由于燃料燃烧（含运输工具排气）每年排放一氧化碳300万吨，氮氧物50万吨． 材料二： 用汽油的车辆效率是23%，加满一次油可行驶600 km；电动车辆效率是70%，在通常情况下充一次电约需6h，可行驶100 km. 材料三：考虑煤的燃烧效率，燃烧1 kg煤所产生的热量同2 kW·h的电能相当， 根据上述材料回答下列问题： (1)电动汽车具有噪音小、行驶平稳、冬天易启动等许多优点，但是...
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【单选题】I’m very glad I have my own room in my house. I ____ do all I like in it.
A.
can
B.
must
C.
will
D.
need
查看完整题目与答案
【单选题】I must be getting fat —I can____do my trousers up．
A.
fairly
B.
hardly
C.
nearly
D.
seldom
查看完整题目与答案
相关题目：
【简答题】溴酸钾(KBrO 3 )为白色晶体，是一种常用的氧化剂和分析试剂，加热到370℃时分解为溴化钾和氧气．生产溴酸钾的工艺流程如下： (1)“合成”过程所发生的反应中，氧化剂是________，还原剂是________．反应的化学方程式为________________________． (2)“复分解”过程中反应的化学方程式为 ___________________________________．...
查看完整题目与答案
【单选题】The writer includes the example of watching TV in Paragraph 4 for the purpose of ______.
A.
illustrating that watching TV itself is a source of low-level confusion
B.
recommending that watching TV is an antidote to removing confusion
C.
indicating that TV viewers cannot remember all its programs
D.
supporting the view that all people poor and rich, enjoy watching TV
查看完整题目与答案
【简答题】A家具生产企业木加工车间内有油漆木制件的砂、抛、磨加工等工序，车间内有有机溶剂和废弃的油漆桶等。车间的除尘净化系统采用反吹布袋除尘器。因新增加了设备并扩大了生产规模，致使车间内粉尘浓度超标。为了治理车间内粉尘污染，将布袋除尘器由原有的4套增加到8套，车间内木粉尘浓度经处理后小于l0mg/m3。2008年7月5日9时20分，除尘净化系统3号除尘器内发生燃爆着火，并瞬间引起4号除尘器内燃爆着火，造成燃...
查看完整题目与答案
【单选题】The meeting was _________by the National Association of Women for the purpose of furthering the women's liberation movement.
A.
chaired
B.
sponsored
C.
participated
D.
assigned
查看完整题目与答案
【单选题】---Would you like to go shopping with us this afternoon? --- ________,but I must do my homework first.
A.
Yes, let’s go
B.
No, I won’t
C.
I’d love to
D.
It doesn’t matter.
查看完整题目与答案
【单选题】For the purpose of weather description and weather forecasts, the country is divided into six______.
A.
districts
B.
zones
C.
regions
D.
areas
查看完整题目与答案
【单选题】GSP certificate is issued for the purpose of receiving preferential tariff treatment from devel—oped countries．
A.
in the name of
B.
on behalf of
C.
in order to
D.
by means of
查看完整题目与答案
【简答题】材料一： 全球由于燃料燃烧（含运输工具排气）每年排放一氧化碳300万吨，氮氧物50万吨． 材料二： 用汽油的车辆效率是23%，加满一次油可行驶600 km；电动车辆效率是70%，在通常情况下充一次电约需6h，可行驶100 km. 材料三：考虑煤的燃烧效率，燃烧1 kg煤所产生的热量同2 kW·h的电能相当， 根据上述材料回答下列问题： (1)电动汽车具有噪音小、行驶平稳、冬天易启动等许多优点，但是...
查看完整题目与答案
【单选题】I’m very glad I have my own room in my house. I ____ do all I like in it.
A.
can
B.
must
C.
will
D.
need
查看完整题目与答案
【单选题】I must be getting fat —I can____do my trousers up．
A.
fairly
B.
hardly
C.
nearly
D.
seldom
查看完整题目与答案
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