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【单选题】
公安机关寻求某抢劫案的目击者时,请当时路过现场的张某写
A.
介绍信
B.
证明信
C.
感谢信
D.
贺信
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举一反三
【单选题】根据 RUP 实现活动,输入为设计类、接口,活动为实现类,则输出为( )
A.
用况
B.
构件
C.
接口
D.
子系统
【单选题】Why does the author say that the knowledge of the shapes and habits of wild animals was important to our ancestors?
A.
Because they loved animals so much.
B.
Because animals were the frequent subject of their paintings.
C.
Because they needed them to form. a religion.
D.
Because they wanted to live in safety, preventing themselves from being hurt by animals.
【单选题】锁相环路锁定时,其输出信号与输入信号的相位差为
A.
B.
常数
C.
变化量
D.
90°
【简答题】Religion shapes the _____ its adherents have towards work, investment, consumption and individual responsibility.
【判断题】正常的红细胞有细胞核和细胞器。
A.
正确
B.
错误
【简答题】the hollow place under the arm at the shoulder ; 腋窝_____________
【单选题】锁相环路锁定时,其输出信号与输入信号的( )严格相等
A.
相位
B.
频率
C.
幅度
【单选题】黎族独特的乐器是
A.
鼻箫
B.
葫芦丝
C.
芦笙
D.
唢呐
【单选题】锁相环路锁定时,其输出信号与输入信号的相位差为
A.
B.
常数
C.
变化量
【单选题】黎族独特的乐器是( )。
A.
尺八
B.
鼻箫
C.
黎族腰鼓
D.
长管
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