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【单选题】
单边带发射机使用J3E模式时，按键后如不对着话筒说话，则（）A.
发射载波功率
B.
发射信号
C.
无发射信号
D.
发射载波与信号
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【简答题】诵读《赠汪伦》,思考这首诗是通过何种意象,怎样送别的?
【简答题】He was indefatigable. When he fixed his eye on his prey he hunted it with the persistence of a botanist who will expose himself to ers of flood, earthquake, fever and hostle natives to find an orc...
【判断题】民族精神赋予中国精神以民族特征，是中华民族的精神独立性得以保持的重要保证；时代精神赋予中国精神以时代内涵，是中国精神引领时代前行、拥有鲜明时代性和强大生命力的重要根源。
A.
正确
B.
错误
【简答题】民族精神赋予中国精神以民族特征,是中华民族的精神独立性得以保持的重要保证; 赋予中国精神以时代内涵,是中国精神引领时代前行、拥有鲜明时代性和强大生命力的重要根源。
【简答题】二、将划线部分升级: She went out and her baby was on her back . He came up to her and said," I love you ." She stared at me and smiled . It was raining hard and his clothes were wet through . The guide rushed ...
【单选题】__________is his own decision.
A.
When he leaves
B.
When leaving
C.
When does he leave
D.
He leaves
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