【简答题】利用指针编程实现,统计子串substr在主串str中出现的次数。
【单选题】Students should be encouraged to use Internet as resource。
【判断题】企业生产经营期间计提的短期借款的利息费用均记入财务费用。( )
【单选题】-I think college students should be allowed to have part-time jobs. - .That will be a good experience and lesson for them. [ ]