法定公益金的提取比例一般为净利润的( )。
A.1%~5%B.5%~10%C.10%~15%D.15%~20%
参考答案:B
I hear they’ve promoted Tom, but he didn’t mention _____ when we talked on the phone.
A.to promote
B.having been promoted
C.having promoted
D.to be promoted
CT机设备本身可能产生哪些伪影()
A.环状伪影
B.混合状伪影
C.点状伪影
D.条状伪影
E.指纹状伪影