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已知x1,x2为一元二次方程2x2+3x﹣1=0的两个实数根,那么x12+x22=____

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    It began years ago, after Mom had been diagnosed with Alzheimer's. As her symptom 1, I often had a hard time figuring out what was real and what wasn't in her2. One day I was helping her find some pants that fitted, and she was 3 them on and looking in the mirror. Suddenly she turned and said,4 to her reflection in the mirror, “Well, I like her. She is always really nice to me.”

    It caught me so off guard. There we were doing 5 things, and suddenly she was talking about her reflection as if it were another person. How should I 6? I looked closely, as if there was going to be someone else in that mirror, saying, “Great. I am so glad she's 7to you.”

    Though still in 8 I knew there was no point bringing someone with Alzheimer's back to 9It wasn't, until later that I could 10 that the lady in the mirror was real to Mom.

    Another time I walked in, finding Mom 11 I was going to leave when Mom woke up. “Hi Mom, it's me, Molly, your daughter.” Since Mom may or may not 12 me when we meet, I always identify myself to her.

    That day she remembered me. She 13 my arm slightly and said, “Hi, honey. Come here, I want you to meet someone 14 she leaves.” And so I was reintroduced to the lady in the mirror. I 15 her as if someone were really there, and that was 16for Mom.

    I am glad she loves her17 because she sees herself as a kind being. This is yet another18 my mother has taught me: We should love ourselves and others with the kind of 19 my mom has for her lady in the mirror, even though she doesn't know she is seeing herself, my beautiful, loving, and 20 Mom.

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偷偷种地的母亲

徐立新

    ①母亲年轻时曾动过三次手术,虽然都是些小手术,但过去镇上医院里的主刀医生,医术实在是非常有限,因此落下了不少后遗症,其中之一便是变得特别的怕冷畏寒。对母亲来说,一年之中,最难熬的便是冬天,因为严寒的侵入,她的身体会出现出各种不适——嗓子整日发痒、关节昼夜疼痛、腰酸背又痛,双眼总流泪……看过不少医生,但都未能给出有效的治疗方法,只叮嘱她一定要注意保暖,尽量少外出,避风寒。

    ②可乡下的老屋年久失修,又高又大,冬风随时能从破损的墙缝里直灌而入,呆在里面如同呆在一个冰窟里,根本无法避寒,而母亲又不愿意来城里跟我一起住。无奈之下,我在镇上给母亲买了一套新房,并赶到冬季到来之前将其装修好,然后让母亲住了进去。

    ③新房的保暖效果很好,加之又安上了取暖器。我想,这个冬天,母亲住在里面一定会舒服很多。

    ④元旦前夕,我出差有事路过老家,便趁机去镇上看看母亲,可却发现她不在新房里。邻居们说,他们平时很少见到母亲,我心中生疑,赶紧朝乡下的老屋里赶。

    ⑤但母亲也不在老屋里,向村子里人打听,他们都欲言又止,吞吞吐吐地说不知道。后来才有人告诉我:“你去野圩上看看,你妈应该在那。”

    ⑥冬目的野圩上,一片萧瑟和苍茫的景色,非常的阴冷,寒风无遮无挡地吹得我浑身直发抖。远远地,看到了一个人,我一下子便认出那是母亲,因为她身上穿的那件又重又厚的旧棉袄,是我再熟悉不过的了——从我记事起便记得每年的冬天,母亲都会穿着它。一晃30多年过去了,那件棉袄早已不保暖了,可母亲居然还舍不得扔掉,依旧将它穿在身上。

    ⑦“妈,这么冷的天,您跑到别人的地里干啥?”走近后,我疑惑地问手里拿着一把锄头,正在翻地的母亲。

    ⑧我的突然突现,似乎让母亲惊慌了一下,但她马上恢复了平静:“我看看有没有他们挖丢的红薯,翻点回去吃。”

    ⑨“难道您不怕冷了吗?想吃红薯我去镇上帮你买。”我对母亲责怪道,然后不由分说地拉着她便往回赶。可到了镇上,母亲又死活不让我给她买红薯,让我有些纳闷。

    ⑩直到回城后,堂哥给我打来电话:“有一件事,我觉得还是得告诉你。”

    ⑪“什么事?”我忙问。

    ⑫“就是你妈一直都在老家里种地,根本没在新房里住。”

    ⑬“不会吧,”我惊讶不已,“每次回家,我都明明看到我家的地都荒在那,里面根本没种东西呀。”

    ⑭“是没种你们自己家的地,可她种了别人家的呀。”堂哥说,“她种了十几亩别人的地!小麦、油菜、红薯、瓜果,啥都种,然后拿到镇上去卖。”

    ⑮堂哥告诉我,由于我坚决不让母亲种地(我曾生气地将她种在自家田里的麦苗全部拔掉),于是她便想出了一个糊弄我的办法,偷偷种起村里外出务工人家的地,而且反复对大家交代,一定要替她保守秘密,不要让我知道她在偷偷借地种。

    ⑯这时,我才恍然大悟,怪不得每次回家,母亲总能将我车后备箱里塞满老家的各种土特产,并谎称要么是乡下亲戚们给的,要么是自己从镇上买回来的。

    ⑰母亲有严重的关节炎,走路时很不方便,我无法想象她独自一人,在地里翻土、播种、施肥、锄草以及收割时的艰难。

    ⑱母亲已是近70岁的老人了,早到了该颐养天年的阶段了,可她却骗我,偷偷在冷风中劳作。母亲怕冷,可她却不愿意待在暖和的新房里,非要出来自食其力。她是不想给我这个儿子增加负担呀,因为母亲曾无意间跟我说过,活在世上一天,就要干一天的活,她是不会呆在家里吃闲饭,拖累我的。

    ⑲这就是母亲,纵然十分的怕冷畏寒,但年迈的她依然敢站在冽冽的寒风之中,挥动锄头,靠自身的气力,向大地讨一口饭!

(选自《思维与智慧》2016年第4期)