The passage is mainly about ______.
A. why computer criminals are often able to escape punishment
B. why computer crimes are difficult to detect by systematic inspections
C. how computer criminals manage to get recommendations from former employers
D. why computer crimes can't be eliminated
查看答案
在我国,最广泛的基层政权是街道办事处。()
A. 正确
B. 错误
How much will the woman pay for these tickets?
A. $10.
B. $20.
C. $30.
【C4】
A. by
B. in
C. at
D. under
【C9】
A. through
B. by
C. in
D. at