identity/identify/identical/identification
记忆：
1. identity [ ai5dentiti] i-den-tity n. 同一性, 身份 identity card 身份证 The police found out the death’s identity. 警察查出了死者的身份。
2. identify [ ai5dentifai] vt. 识别, 鉴别 I will think of some way to identity the handwriting. 我要想办法来鉴别一下笔迹。
3. identical [ ai5dentikEl ] Being the same adj. 同一的, 同样的 The handwriting on both cheques is identical. 在两张支票上的笔迹是一样的。
4. identification [ ai7dentifi5keiFEn ] n. 辨认, 鉴定, 证明 The suspects are under identification at present. 嫌疑犯现在正在被辨认。
另类阅读：
The two identity card appears identical. One of them must be false. We need to ask an expert to identify them.
轻松一刻：
Mother told the son to buy some pears, saying, "You must buy the best ones."
After some time the son came back and handed the pears to the mother.
The mother was surprised, "Why is there not an entire pear?"
The son answered proudly, " I couldn't see which was best, so I tasted every one of them."