前不久，姚明做客某综艺节目，当主持人问他作为一个父亲，最希望传授给女儿的是什么时，姚明不加思索地回答:“最重要的是诚实、礼貌、友爱。”这是因为（   ）

①诚信是为人处事的基本原则

②是否礼貌虽然是个人私事，但不是无足轻重的小事

③礼貌待人是人际交往最起码的要求

④心有他人天地宽

    When you are feeling unhappy or forget how great you are, these are five w____ to make you feel good about yourself.

    ①Look at the mirror and say to yourself, “I am a s____ person and there's no one in the world like me. I can do anything!” It may not sound so good, but it really w____!

    ②Do something nice for someone. Helping o____ always makes you feel good.

    ③Smile! Be f____ to people you meet. Look for the g____ things in your friends and family.

    ④Read and write a d____. Turn off the TV and let your imagination fly! Write down your thoughts, dreams or a____ you want! Writing always h____ to express(表达) your feelings.

    ⑤Stay with your family. We all need our family time. T____ with your mum or dad or maybe even your cousin.

下图为产品生命彗星示意图．下列说法正确的是（ ）