题目内容

B. Listening for details.2. Decide whether each of the statements is true (T) or false(F).[音频]The night market only opens at night.

A. 对
B. 错

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The nightclub closes before midnight.[音频]

A. 对
B. 错

The park is not very crowded before seven o’clock.[音频]

A. 对
B. 错

案例中自定义的广播接收者MyBroadcastReceiver继承的是（）类。

A. BroadcastReceiver
Broadcast
C. BroadcastReceive
D. ContentProvider

Android中广播分为( )种.

A. 1种
B. 2种
C. 3种
D. 4种