In an English class we are usually concerned with casual listening.（）..

第1题

[单选题] Click the Exhibit button. Which statement is true about the classes and interfaces in the exhibit?（）

A、Compilation will succeed for all classes and interfaces. B、Compilation of class C will fail because of an error in line 2. C、Compilation of class C will fail because of an error in line 6. D、Compilation of class AImpl will fail because of an error in line 2.

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第2题

[单选题] The number of speakers of English in Shakespeare’s time is estimated (估计) to have been about five million. Today it is estimated that some 260 million people speak it as a native language, mainly in the United States, Canada, Great Britain, Ireland, South Africa, Australia and New Zealand. In addition to the standard varieties of English found in these areas, there are a great many regional and social varieties of the language as well as various levels of usage that are employed both in its spoken and written forms. In fact, it is impossible to estimate the number of people in the world who have acquired an adequate (足够的) working knowledge of English in addition to their own languages. The purpose for English learning and the situations in which such learning takes place are so varied that it is difficult to explain and still more difficult to judge what forms an adequate working knowledge for each situation. The main reason for the widespread dema

A、Some 260 million people in the world have an adequate working knowledge of English. B、There are some 260 million native speakers of English in the world. C、It is almost impossible to estimate the number of people with an adequate working knowledge of English. D、People learn English for a variety of reasons.

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第3题

[] Click the Exhibit button. Which statement is true about the classes and interfaces in the exhibit?（） Click the Exhibit button. Which statement is true about the classes and interfaces in the exhibit?（）

A、A.Compilation will succeed for all classes and interfaces. B、B.Compilation of class C will fail because of an error in line 2. C、C.Compilation of class C will fail because of an error in line 6. D、D.Compilation of class AImpl will fail because of an error in line 2

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第4题

[单选题] （）Chinese in your English class

A、Not speak B、Don’t speak C、No speak

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第5题

[判断题] Texts are usually used in English classes for two main purposes: as a way of developing reading comprehension and as a way of learning new language.（）

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第6题

[单选题] Which statement is true？（）

A、 An anonymous inner class may be declared as final. B、 An anonymous inner class can be declared as private. C、 An anonymous inner class can implement multiple interfaces. D、 An anonymous inner class can access final variables in any enclosing scope. E、 Construction of an instance of a static inner class requires an instance of the enclosing outer class.

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第7题

[单选题] Which statement is true about the classes and interfaces？（）

A、Compilation will succeed for all classes and interfaces. B、Compilation of class C will fail because of an error in line 2. C、Compilation of class C will fail because of an error in line 6. D、Compilation of class AImpl will fail because of an error in line 2.

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第8题

[单选题] You use Microsoft .NET Framework 4 to create a Windows Presentation Foundation (WPF) application. You add a ListBox control to the application. The ListBox control is data-bound to an instance of a custom collection class of the Product objects named ProductList. You need to ensure that changes to ProductList are automatically reflected in the ListBox control. What should you do? （）

A、 Implement the INotifyPropertyChanged interface in the Product class. B、 Implement the IQueryable<Product> interface in the ProductList class. C、 Extend the DependencyObject class in the Product class. D、Extend the ObservableCollection<Product> class in the ProductList class.

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第9题

[] A fire in an electrical generator is considered to be （）.

A、A.Class "A" B、B.Class "B" C、C.Class "C" D、D.Class "D"

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In an English class we are usually concerned with casual listening.（）

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