【单选题】According to the passage, why did steel replace iron in the construction of skyscrapers?
A.
Steel is stronger than iron and resists fatigue better.
B.
Steel allows architects more freedom of expression.
C.
Steel is more available and less expensive than iron.
D.
Steel does not rust, so it lasts longer than iron does.
【多选题】下列说法正确的是( )。
A.
所谓爱情,是一对男女之间基于一定的客观物质条件和共同的人生理想,在各自内心中形成的相互倾慕,并渴望对方成为自己终生伴侣的一种强烈的、纯真的、专一的感情。
B.
当期望的爱了来到身边时能够勇敢地接受,是爱的能力的表现。
D.
只有保持经济和思想上的独立,才能让爱情稳固和持久。
【简答题】An iron bar is to be electroplated with zinc. ·Identify what will act as the two electrodes for the cell ·Identify each electrode as either the anode or cathode ·Write the half- reactions occurring at...
【单选题】Why did Sturgeon's electromagnet could support nine pounds of iron?
A.
Because the iron rod was bent into the shape of a “horseshoe”.
B.
Because the rod was coated with varnish.
C.
Because a layer of copper wire was wrapped around the rod.
D.
Because the rod was made magnetic by the passing current.
【单选题】What did the Dragon King plan to do after Wukong took away the iron bar away?
C.
Report to the Jade Emperor.
【单选题】化学毒在器官和组织中的分布最主要受哪些因素影响()
【单选题】Where did Wukong place his weapon, the magical iron bar?
【单选题】化学毒在器官和组织中的分布最主要受哪些因素影响()
【单选题】What did Wukong strike with his iron bar? (chapter 28)
【单选题】李先生,29岁。股骨干骨折,入院后行小夹板固定、骨牵引治疗。护理注意点中,错误的一项是( )