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【单选题】
( )是对社会共同劳动成果的珍惜和爱护,是每个公民应该承担的社会责任和义务,它既显示出个人的道德修养水平,也是社会文明水平的重要标志。A.
文明礼貌
B.
助人为乐
C.
爱护公物
D.
保护环境
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举一反三
【单选题】B Have you ever walked into a room and felt relaxed？It could be because the walls were painted blue, a calm and peaceful color .Sometimes colors can affect our feelings and moods.Some colors can make ...
A.
Yellow.
B.
Orange.
C.
Red.
D.
White.
【单选题】Jill made up her mind to become a teacher ______.
A.
immediately after she was paralyzed
B.
because Jill had dreamed to be one since her childhood
C.
when she had learned to write, to type, and to feed herself
D.
when she had recovered from her sadness over her boyfriend's death
【单选题】下列说法中,错误的是
A.
脂肪摄入量与动脉粥样硬化成正相关
B.
富含饱和脂肪酸的油脂能降低血清总胆固醇
C.
膳食纤维的摄入量与冠心病的发病率和死亡率成负相关
D.
膳食能量过高,易发冠心病
【多选题】关于水合状态与健康,下列说法正确的是( )。
A.
与成年人相比，老年人更容易脱水
B.
水摄入不足会对人的认知能力带来负面影响
C.
脱水和高钠状态会刺激内皮细胞炎症信号并促进动脉粥样硬化的发生和发展
D.
脱水是引起头痛和偏头痛的主要原因，热应激时的偏头痛常常是脱水的标志
【简答题】根据首字母填空。 Have you ever walked into a room and felt relaxed? It could be because the walls were painted blue, a calm and quiet color. Some c 1_ make us feel calm. Blue is one of these colors. Weari...
【简答题】阅读理解。 Have you ever walked into a room and felt relaxed? It could be because the walls painted blue, a calm and peaceful color. Sometimes colors can affect (影响) our feelings and moods (情绪). Some color...
【单选题】听力原文： City people usually think they are a lot smarter than country people. They often laugh at simple country ways. But people do not laugh at country music. It is one of the most popular kinds of mu...
A.
different countries.
B.
human feelings and events.
C.
World War Ⅱ.
D.
the Appalachian Mountains.
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