题目内容

It is recommended that the guide should tell tourists about the places of interests and meal time before they travel.

A. 对
B. 错

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During the time for free sightseeing the guide should allow tourists to go wherever they like.

A. 对
B. 错

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It is up to tourists where they stay in the hotel or travel to a place where few people have been.

A. 对
B. 错

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Tourists may go boating in the reservoir if the guide is around.

A. 对
B. 错

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接口A的定义如下,指出下列哪些类实现了该接口______。Interface A { Int method1 (int i); Int method2 (int j);

A. class
B. implements A { Int method1(){} Int method2(){} } B.class B extends A { Int method1(int i){} Int method2(int j){} }
C. class B { Int method1(int i){} Int method2(int j){} }
D. class B implements A { Int method1(int i){} Int method2(int j){} }

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It is recommended that the guide should tell tourists about the places of interests and meal time before they travel.

A. 对 B. 错

During the time for free sightseeing the guide should allow tourists to go wherever they like.

It is up to tourists where they stay in the hotel or travel to a place where few people have been.

Tourists may go boating in the reservoir if the guide is around.

接口A的定义如下,指出下列哪些类实现了该接口______。Interface A { Int method1 (int i); Int method2 (int j);

A. 对
B. 错