题目

The strange man asked me to hand the letter to _____ I met in the police station, saying it was very important.        A. whoever            B. whatever                  C. whichever                D. whomever 答案：D哥哥有存款300元，弟弟有存款120元，若从下月起哥哥每月存款100元，要想在5个月后两人的存款数相等，那么弟弟每月应存款（　　）A．100元B．160元C．136元D．125元