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【简答题】
“黄铜”是铜锌合金，具有较机械性能，比纯铜耐腐蚀，街头许多“金色”饰品就是用它来制作的．现取20.0g某种黄铜投入100g某浓度的稀硫酸中，完全反应后剩余的溶液和残余固体总质量为119.8g．请计算： （1）产生氢气的质量为______g． （2）这种黄铜中铜的质量分数为多少？剩余溶液中溶质的质量分数是多少？写出计算过程，结果精确到0.1%．
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【单选题】James is a famous clothing designer (设计者) whose style is similar to ______ of Joan Keats’s.
A.
what
B.
it
C.
that
D.
the one
【多选题】实行紧缩性货币政策是治理通货膨胀的政策之一。下列举措中,不属于紧缩性货币政策的是( )
A.
提高再贴现率
B.
公开市场买入业务
C.
降低利率
D.
提高法定存款准备率
【单选题】After the Republic of China overthrew the feudal rule of the Qing Dynasty, what was the popular clothing style?
A.
Western-style suits took place of Chinese-style robes and were popularized among men.
B.
The ancient clothing of the Manchu was widely accepted because it fit the Chinese female figure well.
C.
In the period of pre-1949, Zhongshan Suit became popular in the 1911 Revolution.
D.
At that time, the western 3-dimensional modeling patterns didn’t influence traditional Chinese clothes.
【简答题】What is your favorite style. of dress? Describe this clothing style. and explain why it appeals to you. Include details and examples in your explanation.
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