皮皮学，免费搜题
登录
搜题
【简答题】
教室里常常会有这样的现象发生：当开、关电灯的时候，正在工作的喇叭会发出咔嚓咔嚓的声音，这是因为开、关电灯时迅速变化的电流产生的______被喇叭接收到的缘故．
拍照语音搜题，微信中搜索"皮皮学"使用
参考答案：
参考解析：
知识点：
皮皮学刷刷变学霸
举一反三
【简答题】The Elizabeth Tower, which is often referred to by the name of its main bell as ________, is an iconic landmark of London and the United Kingdom.
【判断题】The structure that houses Big Ben is one of the most famous sights in the country, which is called the Elizabeth Tower.
A.
正确
B.
错误
【简答题】The Elizabeth Tower, which is often referred to by the name of its main bell as ________, is an iconic landmark of London and the United Kingdom.
【单选题】The Elizabeth Tower, which is often referred to by the name of its main bell as ________, is an iconic landmark of London and the United Kingdom.
A.
Big Man
B.
Big Ben
C.
Big Fan
D.
Big Gan
【简答题】The Elizabeth Tower, which is often referred to by the name of its main bell as ________, is an iconic landmark of London and the United Kingdom.
相关题目：