问题
多项选择题
无线电干扰的类型包括：（）
A.同频干扰
B.邻频干扰
C.互调干扰
D.带外干扰
E.阻塞干扰
答案
参考答案：A, B, C, D, E
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无线电干扰的类型包括：（）
A.同频干扰
B.邻频干扰
C.互调干扰
D.带外干扰
E.阻塞干扰
参考答案：A, B, C, D, E
| 补全对话。 从以下方框中选出适当的句子，完成对话.有两项是多余的。 Jodie: Excuse me. I'm Jodie, What's your name, please? Karen: My name is Karen. I come from Canada. What about you? Jodie: ____1____ What do you want to be? Eaten: I want to be a policeman. And you? Jodie: ____2____ Karen: Why? Jodie: ____3____ Karen: What do you parents do? Jodie: My father is a policeman and my mother is a bank clerk. Karen: ____4____ Jodie: Yes,they are. Karen: My parents are busy, too. Jodie: ____5____ Karen: They are doctors. | |
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