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【单选题】
大气中二氧化碳含量增加的主要来源是（ ）A.
煤的燃烧
B.
汽车尾气的排放
C.
煅烧石灰石
D.
含碳燃料的燃烧和动植物的呼吸
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【单选题】You should try to practise the piano________even when you’re busy. As you know， practice makes perfect. [ ]
A.
now and then
B.
here and there
C.
more or less
D.
sooner or later
【单选题】You should try to write ______ even when you're busy. As you know, practice makes perfect.
A.
now and then
B.
up and down
C.
sooner or later
D.
here and there
【简答题】Try this: for a whole day, forget about the clock . Eat when you’re hungry and sleep when you’re tired. What do you think will happen? You may be surprised to find that your day is much like most othe...
【简答题】2003年，某中级人民法院在一份判决书中，认定《某某省农作物种子管理条例》(以下简称《条例》)的有关内容“无效”。该省人大常委会已指出某市中级人民法院的行为严重违法，并要求该市人大对此进行纠正，要求省高级人民法院汇报，要求有关方面处理直接责任人和主管领导。 根据报道来看，某市中级人民法院是在判决书中认定，《条例》中所规定的“农作物种子经营必须执行省统一价格政策”与我国的种子法及价格法相违背。而该省...
【简答题】W: Do you let people know when you’re taking pictures of them? M: I try not to. You know any picture of a person who poses for the camera would look dull and unnatural. Q: What are the speakers talkin...
【单选题】You should try to write ____ even when you're busy. As you know, practice makes perfect. [ ]
A.
now and then
B.
more or less
C.
sooner or later
D.
here and there
【单选题】When you’re faced with failure， you need is to take courage and try again．
A.
that
B.
all
C.
which
D.
it
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