已知二次函数y＝−x2+x−$\frac{1}{5}$，当自变量x取m时对应的值大于0，当自变量x分别取m-1、m+1时对应的函数值为y₁、y₂，则y₁、y₂必须满足（　　）

The doctors tried their best to save the ______ woman, but unfortunately , ______ claimed(夺走) her.

甲、乙两种商品在过去一段时间内的价格走势如图所示．假设某人持有资金120万元，他可以在t₁至t₄的任意时刻买卖这两种商品，且买卖能够立即成交（其他费用忽略不计）．如果他在t₄时刻卖出所有商品，那么他将获得的最大利润是（　　）

    Liu Hua lives in a big city. She has four good friends.

Wang Tao, Reporter (记者)

City TV Station, 18 Renmin Road

13576760303

sunl23@163．com

Cheng Hong, Doctor (医生)

Dong Fang Children's Hospital,

203 TaiQing Road

18733547095

lucky0930@sina．corn

Liang Jie Manager (经理)

Lanlan Restaurant, 18 Hongqi Road

13385221818

Jiang Ming, Guide

New Century Travel Company (旅游公司),

28 Renmin Road

1 3885679236