皮皮学，免费搜题
登录
搜题
【单选题】
以下说法正确的是( )A.
低频信号可以直接从天线上有效地辐射
B.
低频信号必须装载到高频信号上,才能有效地辐射
C.
低频信号和高频信号都不能从天线上有效地辐射
D.
低频信号和高频信号都能从天线上有效地辐射
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】财务管理是企业管理的中心其实质是.价值管理,其根本是( ) 。
【单选题】What can we learn about Fight-it?
A.
It helps the diabetics in financial difficulties．
B.
It organizes parties for volunteers once a year．
C.
It offers less expensive medicines to diabetics．
D.
It owns a wellknown medical website．
【单选题】What can we learn about Fight It?
A.
It helps the diabetics in financial difficulties.
B.
It organizes parties for volunteers once a year.
C.
It offers less expensive medicine to diabetics.
D.
It owns a well-known medical website.
【简答题】What can overcome the stage fight?
【单选题】What can we learn from the last paragraph?
A.
The fight for women's equality is a war against men and government.
B.
The main reason for women's protest is the lack of child care.
C.
Feminist movement succeeds in changing the male-dominant society.
D.
Women have taken over the traditional male terrain and gained equality.
【单选题】What can we learn about Fight-it? 查看材料
A.
It helps the diabetics in financial difficulties．
B.
It organizes parties for volunteers once a year．
C.
It offers less expensive medicines to diabetics．
D.
It owns a wellknown medical website．
【单选题】— ? --I had a fight with my cousin．
A.
How are you
B.
What’s wrong
C.
Can I help you
D.
What are you doing
相关题目：