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【简答题】
生物体的元素组成中大量元素(99%)包括C、H、O、 N 、P。
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举一反三
【单选题】What do we know about whale hunting in Japan?
A.
Japan began whale hunting in 2015.
B.
Japan banned hunting pregnant whales.
C.
Whale hunting was banned in Japan in 2016.
D.
Several Japanese towns have a long history of whaling.
【单选题】What do we know about the study?
A.
It lasted for five years
B.
It mainly studied women aged 35 to 40
C.
It involved more than 9,000 American women.
D.
It found that working women are more likely to be overweight.
【单选题】关于心脏,下列说法正确的是:
A.
心脏位于胸腔纵隔内,与肋骨相对
B.
心脏位于胸腔横隔内,与肋骨相对
C.
心脏和肺位于胸腔纵隔内
D.
心尖和肩关节在水平线上
【单选题】在三视图中主视图反映物体的上、下和( )方位
A.
左、右
B.
前、 后
C.
远、 近
D.
上、下
【单选题】What do we know about Ludwig Mies?
A.
He was born in America.
B.
He was born in Italy.
C.
He was born in Germany.
D.
He was born in France.
【单选题】What do we know about Katharine Meyer Graham?
A.
She started The Washington Post.
B.
She made The Washington Post a failure.
C.
She led The Washington Post to success.
D.
She closed The Washington Post.
【判断题】心脏位于胸腔纵隔内,与肋骨相对
A.
正确
B.
错误
【单选题】关于心脏,下列说法正确的是:
A.
心脏位于胸腔横隔内,与肋骨相对
B.
心脏和肺位于胸腔纵隔内
C.
心尖和肩关节在水平线上
D.
心基和肩关节在水平线上
【判断题】伦理和道德存在于营销的各个环节中。
A.
正确
B.
错误
【单选题】热力管道与设备、装置等连接时,应采用()。
A.
焊接
B.
法兰连接
C.
螺纹连接
D.
承插 连接
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