用戶【王聰霖】點評問題和點評內容

【評論主題】6. My mother could not sleep well last night. She had ahigh fever. She            up four to five ti

【評論內容】

睡不好,所以經常醒來,醒來選woke up

【評論主題】【題組】5. x2-5x+6

【評論內容】

公式解得出x,即可知道答案