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【单选题】
对富含维生素C的原料,加热时间不宜过长,去蔬菜煮5一10分钟,维生素损失率可达
A.
30%一50%
B.
50%一70%
C.
70%一90%
D.
90%一100%
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举一反三
【单选题】WHO定义的高血压是指 。
A.
未服用降压药物的情况下，非同日多次测定，收缩压≥120mmHg和（或）舒张压≥90mmHg
B.
未服用降压药物的情况下，非同日多次测定，收缩压≥140mmHg和（或）舒张压≥95mmHg
C.
未服用降压药物的情况下，非同日多次测定，收缩压≥180mmHg和（或）舒张压≥92mmHg
D.
未服用降压药物的情况下，非同日多次测定，收缩压≥140mmHg和（或）舒张压≥90mmHg
查看完整题目与答案
【简答题】用what、how填空: __________ a clever boy he is! __________well she dances! __________quiet the park is! __________carefully his father works! __________noisy they are ! _________delicious soup! ____...
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【判断题】蛋黄中含铁丰富且容易吸收
A.
正确
B.
错误
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【单选题】Jim is _____most clever boy of all the boys
A.
the
B.
a
C.
/
D.
an
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【简答题】Alan is an English boy. Now he studies in Shanghai Yucai Middle School. He is in Grade Seven. He has a dog. It’s black and white. The dog’s very clever. Alan likes it very much. Its favorite food is b...
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【简答题】用what、how填空: 1.__________ a clever boy he is! 2. __________well she dances! 3. __________quiet the park is! 4. __________carefully his father works! 5. __________noisy they are ! 6. _________del...
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【判断题】蛋黄中不仅含有丰富的铁,而且容易被消化吸收。
A.
正确
B.
错误
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【单选题】下列属于定量分析的测定过程的步骤有( )
A.
试样的干燥
B.
含量测定
C.
试样的称量
D.
试样的清洗
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【单选题】Jim is _____most clever boy and I like him
A.
the
B.
a
C.
/
D.
an
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【单选题】Tom is a clever boy. He plays piano very well.
A.
the        
B.
a        
C.
an
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相关题目：
【单选题】WHO定义的高血压是指 。
A.
未服用降压药物的情况下，非同日多次测定，收缩压≥120mmHg和（或）舒张压≥90mmHg
B.
未服用降压药物的情况下，非同日多次测定，收缩压≥140mmHg和（或）舒张压≥95mmHg
C.
未服用降压药物的情况下，非同日多次测定，收缩压≥180mmHg和（或）舒张压≥92mmHg
D.
未服用降压药物的情况下，非同日多次测定，收缩压≥140mmHg和（或）舒张压≥90mmHg
查看完整题目与答案
【简答题】用what、how填空: __________ a clever boy he is! __________well she dances! __________quiet the park is! __________carefully his father works! __________noisy they are ! _________delicious soup! ____...
查看完整题目与答案
【判断题】蛋黄中含铁丰富且容易吸收
A.
正确
B.
错误
查看完整题目与答案
【单选题】Jim is _____most clever boy of all the boys
A.
the
B.
a
C.
/
D.
an
查看完整题目与答案
【简答题】Alan is an English boy. Now he studies in Shanghai Yucai Middle School. He is in Grade Seven. He has a dog. It’s black and white. The dog’s very clever. Alan likes it very much. Its favorite food is b...
查看完整题目与答案
【简答题】用what、how填空: 1.__________ a clever boy he is! 2. __________well she dances! 3. __________quiet the park is! 4. __________carefully his father works! 5. __________noisy they are ! 6. _________del...
查看完整题目与答案
【判断题】蛋黄中不仅含有丰富的铁,而且容易被消化吸收。
A.
正确
B.
错误
查看完整题目与答案
【单选题】下列属于定量分析的测定过程的步骤有( )
A.
试样的干燥
B.
含量测定
C.
试样的称量
D.
试样的清洗
查看完整题目与答案
【单选题】Jim is _____most clever boy and I like him
A.
the
B.
a
C.
/
D.
an
查看完整题目与答案
【单选题】Tom is a clever boy. He plays piano very well.
A.
the        
B.
a        
C.
an
查看完整题目与答案