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【简答题】
在使用 fadeTo() 方法指定不透明度时,参数 只 能是 ____ ____________ ____ 。
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举一反三
【简答题】符号互动理论是（）提出来的。
【判断题】The Grand Duke summoned Gropius for an interview in 1915,and gave full powers to him to reorganize the two schools under the name of Das Staatliche Bauhaus Weimar.
A.
正确
B.
错误
【单选题】The ____ Normans under Duke Williams came in 1066. After defeating the English at Hastings,William was crowned as King of England.It was called the Norman Conquest.
A.
English-speaking
B.
Germany-speaking
C.
Danish-speaking
D.
French-speaking
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