在一定时空条件下所发生的全部犯罪行为的总和,被称为().
A.犯罪率
B.犯罪现象
C.犯罪行为
D.犯罪明数
参考答案:B
I just wonder ____________ that makes him so excited.
A.why it does
B.what he does
C.how it is
D.what it is
起重机电阻器调整不当会有哪些现象,应怎样处理?