想过,但怕改太多 不好,毕竟标准答案不止一个。
想过,但怕改太多 不好,毕竟标准答案不止一个。
Thanks very much for indicating the error in my English. Not often do others tell me such thing. It helps make my English even better. This is also the reason why I write in English. I believe my English is good enough for communication. Of course, your comments are always welcome.