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【判断题】
ZG200～400 ：表示屈服点≥200MPa，抗拉强度≥400MPa 的铸造碳钢件。A.
正确
B.
错误
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皮皮学刷刷变学霸
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【多选题】下列关于车船税的表述中,正确的有( )。
A.
纳税人自行申报缴纳的,应在纳税人所在地缴纳
B.
车船税按年申报,分月计算,一次性缴纳
C.
已缴纳车船税的车船,在同一纳税年度内办理转让过户的,不另纳税,也不退税
D.
扣缴义务人已代收代缴车船税的,纳税人不再向车辆登记地的主管税务机关申报缴纳车船税
【简答题】运筹学研究和解决问题的基础是____,并强调系统整体优化功能。运筹学研究和解决问题的效果具有____。
【单选题】回答（49）题。 查看材料
A.
In addition， many Americans did not value the traditional male role of soldier.
B.
Most of them still took traditional women's jobs as public school teaching， nursing， and secretarial work.
C.
These roles were firmly fixed for most people， and there was not much opportunity for women to exchange their roles.
D.
But its influence spread to many parts of American society.
E.
The people involved in this movement did not Value the middle-class American goals.
F.
A great many jobs that used to belong to men are now taken by women.
【简答题】学前儿童社会情绪和情感的特点有哪些?
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