人员任用的方法包括( )。
A.委任
B.选任
C.推荐
D.聘任
E.考任
参考答案:A,B,D,E
人耳可以听到的频率范围是
A.5~16Hz
B.16~20kHz
C.1~10kHz
D.1~20kHz
E.0~22kHz
My daughter looked _____ when she received my present.
[ ]
A. angry
B. angrily
C. happy
D. happily