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要提高扶贫措施有效性,核心是( )
A.
因地制宜、因人因户因村
B.
突出产业扶贫,提高组织化程度
C.
培育带动贫困人口脱贫的经济实体
D.
生态优先、节约资源
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【简答题】在一次课外活动中，某实验小组从实验室制二氧化碳的废液（假设石灰石中的杂质不溶于水，不与其他物质反应）回收氯化钙溶液，小组成员欲将固体和液体分离可采用一方法．小组成员取两分等质量滤液，向其中一份加入碳酸钙粉末无明显现象；再向另一份中加入50g的碳酸钠溶液，恰好完全反应后．震荡、过滤、洗涤、干燥、称量得到lOg白色固体和84.4g滤液．请回答下列问题： （1）题中生成沉淀的化学反应方程式是______...
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【单选题】I am preparing for a speech. What topic ______ ?
A.
do you think I should choose
B.
you think I should choose
C.
do you think should I choose
D.
do you think I should have chosen
查看完整题目与答案
【单选题】李さんはこの食堂___食事___来ました。
A.
へ ； ×
B.
へ ； に
C.
の ； に
D.
へ；を
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【简答题】（14分）某中学化学课外活动小组欲探究铁在氯气中燃烧产物的成份、性质和用途，设计了如下实验步骤： （1）用下列实验装置制取干燥纯净的氯气 ①制备并收集得到干燥纯净的氯气，上述各装置按气流从左到右方向连接顺序为 （填仪器接口的字母编号） ②该实验还存在不足之处，应如何改进？ （2）某同学将一定量铁粉与Cl 2 恰好完全反应得到一固体物质a，然后通过实验确定其成分。探究过程如下： ①提出假设：（请把下...
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【单选题】If you think the price of pork is too high, you _____ as well buy some beef. It depends on you!
A.
should
B.
will
C.
would
D.
may
查看完整题目与答案
【简答题】某中学化学课外活动小组欲探究铁在氯气中燃烧产物的成份、性质和用途，设计了如下实验步骤： （1）用下列实验装置制取干燥纯净的氯气 ①制备并收集得到干燥纯净的氯气，上述各装置按气流从左到右方向连接顺序为______________（填仪器接口的字母编号） ②该实验还存在不足之处，应如何改进？_________________________ （2）某同学将一定量铁粉与Cl 2 恰好完全反应得到一固体物...
查看完整题目与答案
【简答题】某中学化学课外活动小组欲探究铁在氯气中燃烧产物的成份、性质和用途，设计了如下实验步骤： （1）用下列实验装置制取干燥纯净的氯气 ①制备并收集得到干燥纯净的氯气，上述各装置按气流从左到右方向连接顺序为 （填仪器接口的字母编号） ②该实验还存在不足之处，应如何改进？ （2）某同学将一定量铁粉与Cl 2 恰好完全反应得到一固体物质a，然后通过实验确定其成分。探究过程如下： ①提出假设：（请把下列假设补充...
查看完整题目与答案
【单选题】I Know Just How Yon Feel Do you feel sad? Happy? Angry? You may think that the way you show these emotions is unique．Well，think again．Even the expression of the most personal feelings can be classifie...
A.
We thought of trying to describe each emotion，but it would have been almost impossible to make clear rules for this．
B.
These particular muscles are difficult to control，and few people can do it．
C.
Research has also been done to find out which areas of the brain read emotional expressions．
D.
They decided that it was a mental state that could be preceded by“I feel”or“he looks”or“she sounds”．
E.
He said that the expression of these feelings was universal and recognizable by anyone，from any culture．
F.
Any other method of showing all the 412 emotions，such as words，would have been far less effective． (46)
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【简答题】根据首字母提示补全对话。 1. — What c___________ do you need? — I think I need a dress and a pair of shoes. 2. — Where is my key? — Here it is. You can o___________ your door. 3. — What is he doing? — All done, he...
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【单选题】听力原文：M：I don't think having big parties is a mistake．I like big parties．I think we should Pay back our friends who have invited us to their parties． W：But big parties are so impersonal．I think we shou...
A.
She feels she has to pay a lot to hold parties.
B.
She feels small parties are impersonal.
C.
She feels big parties are very. personal.
D.
She dislikes many people at home at the same time.
查看完整题目与答案
相关题目：
【简答题】在一次课外活动中，某实验小组从实验室制二氧化碳的废液（假设石灰石中的杂质不溶于水，不与其他物质反应）回收氯化钙溶液，小组成员欲将固体和液体分离可采用一方法．小组成员取两分等质量滤液，向其中一份加入碳酸钙粉末无明显现象；再向另一份中加入50g的碳酸钠溶液，恰好完全反应后．震荡、过滤、洗涤、干燥、称量得到lOg白色固体和84.4g滤液．请回答下列问题： （1）题中生成沉淀的化学反应方程式是______...
查看完整题目与答案
【单选题】I am preparing for a speech. What topic ______ ?
A.
do you think I should choose
B.
you think I should choose
C.
do you think should I choose
D.
do you think I should have chosen
查看完整题目与答案
【单选题】李さんはこの食堂___食事___来ました。
A.
へ ； ×
B.
へ ； に
C.
の ； に
D.
へ；を
查看完整题目与答案
【简答题】（14分）某中学化学课外活动小组欲探究铁在氯气中燃烧产物的成份、性质和用途，设计了如下实验步骤： （1）用下列实验装置制取干燥纯净的氯气 ①制备并收集得到干燥纯净的氯气，上述各装置按气流从左到右方向连接顺序为 （填仪器接口的字母编号） ②该实验还存在不足之处，应如何改进？ （2）某同学将一定量铁粉与Cl 2 恰好完全反应得到一固体物质a，然后通过实验确定其成分。探究过程如下： ①提出假设：（请把下...
查看完整题目与答案
【单选题】If you think the price of pork is too high, you _____ as well buy some beef. It depends on you!
A.
should
B.
will
C.
would
D.
may
查看完整题目与答案
【简答题】某中学化学课外活动小组欲探究铁在氯气中燃烧产物的成份、性质和用途，设计了如下实验步骤： （1）用下列实验装置制取干燥纯净的氯气 ①制备并收集得到干燥纯净的氯气，上述各装置按气流从左到右方向连接顺序为______________（填仪器接口的字母编号） ②该实验还存在不足之处，应如何改进？_________________________ （2）某同学将一定量铁粉与Cl 2 恰好完全反应得到一固体物...
查看完整题目与答案
【简答题】某中学化学课外活动小组欲探究铁在氯气中燃烧产物的成份、性质和用途，设计了如下实验步骤： （1）用下列实验装置制取干燥纯净的氯气 ①制备并收集得到干燥纯净的氯气，上述各装置按气流从左到右方向连接顺序为 （填仪器接口的字母编号） ②该实验还存在不足之处，应如何改进？ （2）某同学将一定量铁粉与Cl 2 恰好完全反应得到一固体物质a，然后通过实验确定其成分。探究过程如下： ①提出假设：（请把下列假设补充...
查看完整题目与答案
【单选题】I Know Just How Yon Feel Do you feel sad? Happy? Angry? You may think that the way you show these emotions is unique．Well，think again．Even the expression of the most personal feelings can be classifie...
A.
We thought of trying to describe each emotion，but it would have been almost impossible to make clear rules for this．
B.
These particular muscles are difficult to control，and few people can do it．
C.
Research has also been done to find out which areas of the brain read emotional expressions．
D.
They decided that it was a mental state that could be preceded by“I feel”or“he looks”or“she sounds”．
E.
He said that the expression of these feelings was universal and recognizable by anyone，from any culture．
F.
Any other method of showing all the 412 emotions，such as words，would have been far less effective． (46)
查看完整题目与答案
【简答题】根据首字母提示补全对话。 1. — What c___________ do you need? — I think I need a dress and a pair of shoes. 2. — Where is my key? — Here it is. You can o___________ your door. 3. — What is he doing? — All done, he...
查看完整题目与答案
【单选题】听力原文：M：I don't think having big parties is a mistake．I like big parties．I think we should Pay back our friends who have invited us to their parties． W：But big parties are so impersonal．I think we shou...
A.
She feels she has to pay a lot to hold parties.
B.
She feels small parties are impersonal.
C.
She feels big parties are very. personal.
D.
She dislikes many people at home at the same time.
查看完整题目与答案
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