皮皮学,免费搜题
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搜题
【单选题】
对金属制品、玻璃制品可用( )揩擦消毒。
A.
3%碘伏溶液
B.
3%来苏儿溶液
C.
5%漂白粉溶液
D.
0.5%新洁尔灭
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【简答题】e.g. (funny/breakfast) That’s a funny time for breakfast. (exciting/sports)__________________________________________________
【单选题】认知内驱力属于( )动机
A.
内驱力
B.
自我提高内驱力
C.
外部
D.
内部
【判断题】切削液能将细小的切屑或磨削时从砂轮上脱落的磨粒及时冲走,避免切屑堵塞或划伤工件已加工表面及机床导轨。
A.
正确
B.
错误
【简答题】阅读理解。 Living in a foreign culture can be exciting, but it can also be confusing (令人迷惑的). A group of Americans who taught English in other countries recently discussed their experiences. They decided t...
【简答题】There are many places to go on safari ( 参观野生动物 ) in Africa, but riding a horse through the flooded waters of Botswana’s Okavango Delta must rank as one of the world’s most exciting wildlife journeys. ...
【单选题】碳钢中除含有铁、碳元素外,还有少量的硅、锰( )等杂质。
A.
硫、氧
B.
硫、磷
C.
氢、磷
D.
氢、氧
【简答题】____________(首字母是G) is the quality of being more attractive, exciting or interesting than ordinary people or things.
【单选题】旋转矩阵R可被描述为按照特定的次序进行的一系列关于主坐标系x、y和z轴旋转的产物,这些绕着主坐标系x、y和z轴旋转的角度不包含哪种说法。
A.
横滚
B.
俯仰
C.
侧摆
D.
跳跃
【简答题】阅读理解。 Sailing Welcome to our TV show On the Go. Today we are going to talk about an exciting sport-sailing. First let's talk to Sue, an 18-year-old girl who loves sailing. Host: When did you start sai...
【单选题】现浇钢筋混凝土无梁板的工程量应按( )计算
A.
板的体积
B.
板的体积乘以增大系数
C.
板和柱帽的体积之和
D.
板的水平投影面积
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