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【判断题】
脂褐素是细胞器的碎片不能分解形成的不溶性的。
A.
正确
B.
错误
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举一反三
【单选题】依据现行《宪法》规定,全国人民代表大会会议( )举行一次,由全国人民代表大会常务委员会召集。
A.
每年
B.
每两年
C.
每五年
【多选题】冷却塔异常噪声及振动原因是( )
A.
填料堵塞或破损
B.
锁紧螺钉松动
C.
叶片与塔体接触
D.
电动机轴承运行不好
【单选题】Generations of Americans have been brought【C1】______to believe that a good breakfast is important for health. Eating breakfast at the【C2】______of the day, we have all been【C3】______,is as necessary as...
A.
about
B.
into
C.
up
D.
from
【简答题】(1)简述线性结构与非线性结构的不同点。
【判断题】节俭有利于整个社会积累财富。
A.
正确
B.
错误
【单选题】Generations of Americans have been brought【C1】______to believe that a good breakfast is important for health. Eating breakfast at the【C2】______of the day, we have ail been【C3】______, is as necessary a...
A.
about
B.
into
C.
up
D.
from
【单选题】Generations of Americans have been brought【C1】______to believe that a good breakfast is important for health. Eating breakfast at the【C2】______of the day, we have all been【C3】______, is as necessary a...
A.
about
B.
into
C.
up
D.
from
【单选题】全国人民代表大会会议_____举行一次,由全国人民代表大会常务委员会召集,每届任期____年。
A.
每年,五
B.
每五年,五
C.
每年,一
D.
每五年,一
【单选题】Generations of Americans have been brought【C1】______to believe that a good breakfast is important for health. Eating breakfast at the【C2】______of the day, we have all been【C3】______, is as necessary a...
A.
about
B.
into
C.
up
D.
from
【简答题】(6分)化学与生活密切相关。 (1)下列是生活中的常见物品,主要为人体提供蛋白质的是 ;显酸性的调味品是 ;主要为人体提供糖类的是 。(填序号,下同) A. 鸡蛋         B. 蔬菜        C.醋           D. 面包 (2)微量元素与人体健康密切相关,若饮食不合理,摄入某种微量元素不足,就会引起疾病.下列疾病中,与缺少铁元素有关的是 A.坏血病        B.侏儒症...
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