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【单选题】
通过晒太阳机体可以合成( )。
A.
维生素A
B.
维生素C
C.
维生素D
D.
维生素E
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参考答案:
举一反三
【单选题】1名青年男性在每年员工例行体检时发现HBsAg阳性,判断他是乙肝病毒携带者还是患病者的检查指标是
A.
HBeAg
B.
HbsAg
C.
谷草转氨酶(丙氨酸氨基转移酶)
D.
HBcAg
【单选题】According to the passage, China is a leading buyer of _________.
A.
personal computers
B.
semiconductor-manufacturing equipment
C.
radio
D.
television sets
【多选题】爱国主义主要包括
A.
爱国忠心
B.
爱国思想
C.
爱国情感
D.
爱国行为
【判断题】电磁线是具有绝缘层的导电金属线。
A.
正确
B.
错误
【单选题】Your friend Jack has put on a new jacket which is in good taste. Give your compliments to him.
A.
You look smart in your new jacket.
B.
In my opinion, you’d better not follow the fashion trends.
C.
Do you really think this jacket suits you well?
D.
I think your blue jeans match the new jacket perfectly.
【单选题】泛化误差指的是()
A.
训练误差
B.
测试误差
C.
测量误差
D.
学习误差
【单选题】没有绝缘层的光金属导线称之为()。
A.
电磁线
B.
裸线
C.
电缆
D.
绝缘电线
【单选题】From the passage, we can know that ______.
A.
chronic disease is the leading cause of death only in wealthy countries
B.
chronic disease has developed alongside the country's economy
C.
chronic disease is not the leading cause of death in China
D.
more deaths occurred from the top three chronic diseases in cities than in rural areas in China
【判断题】电磁线是有涂漆或包缠纤维绝缘层的铝线。
A.
正确
B.
错误
【简答题】A.It is the leading classical dance drama company of Russia. B.It will present Charles Dickens' dramatic work in China. C.It will give the performance from December 11 till 15. D.You may call at 912...
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