【简答题】模拟乘法器输出与输入的关系式是U0=( ),电路符号是( )。
【单选题】根据烟叶税法律制度的规定,下列各项中,属于烟叶税纳税人的是( )。
【单选题】Though the girl had been suffering from the blood disease, she acted as if nothing____ to her while facing her friends and relation.
【多选题】根据烟叶税法律制度的规定,下列各项中属于烟叶税征收范围的有( )。