题干

ClO2是一种消毒杀菌效率高、二次污染小的水处理剂。实验室可通过以下反应制得ClO2: 2KClO3+H2C2O4+H2SO4=2ClO2↑+K2SO4+2CO2↑+2H2O 下列说法不正确的是            (   )

A:KClO3在反应中得到电子

B:ClO2是还原产物

C:H2C2O4在反应中被氧化

D:1 molKClO3参加反应有2mol电子转移

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D

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温馨的情愫

梁晓声

    ①参加工作了,我将老父亲从哈尔滨接到了北京。14年来的一间筒子楼宿舍,里里外外被老父亲收拾得一尘不染。傍晚,我在家里写作,老父亲将儿子从托儿所接回来了。听父亲用浓重的山东口音教儿子数楼阶:“一,二,三……”所有在走廊里做饭的邻居听了都笑,我在屋里也不由得停笔一笑。那是老父亲在替我对儿子进行学前智力开发,全部成果是使儿子能从一数到了十。

    ②父亲常慈爱地望着自己的孙子说:“几辈人的福都让他一个人享了啊!”

    ③其实呢,我的儿子,只不过在筒子楼出生,在筒子楼渐渐长大。

    ④有天下午我从办公室回家取一本书,见父亲和我儿子相依相偎睡在床上,儿子的一只小手紧紧揪住我父亲的胡子(那时父亲的胡子蓄得蛮长)——他怕自己睡着了,爷爷离开他不知到哪儿去了……

    ⑤那情形给我留下极为温馨的印象,还有我老父亲教我儿子数楼阶的语调,以及他关于“福”的那一句话。

    ⑥后来父亲患了癌症,而我又不能不为厂里修改一部剧本,我将一张小小的桌子从阳台搬到了父亲床边,目光稍一转移,就能看到父亲仰躺着的苍白的脸。而父亲微微一睁眼,就能看到我,和他十几条美丽的金鱼——在父亲不能起床后我为父亲买的。十月的阳光照耀着我,照耀着父亲。他已知自己将不久于世,然而只要我在身旁,他脸上必呈现着淡对生死的镇定和对儿子的信赖。一天下午我突觉心慌极了,放下笔说:“爸,我得陪您躺一会儿。”尽管旁边有我躺的钢丝床,我却紧挨着老父亲躺了下去。并且,本能地握住了父亲的一只手。五六分钟后,我几乎睡着了,而父亲悄然而逝……

    ⑦如今想来,当年那五六分钟,乃是我一生体会到的最大的温馨。感谢上苍,它启示我那么亲密地与老父亲躺在一起,并且握着父亲的手。我一再地回忆,不记得此前也曾和父亲那么亲密地躺在一起过,更不记得此前曾在五六分钟内轻轻握着父亲的手不放过。真的感谢上苍啊,它使我们父子的诀别成了我内心里刻骨铭心的温馨……

    ⑧后来我又一次将母亲也接到了北京,而母亲也病着了。邻居告诉我,每天我去上班,母亲必站在阳台上,脸贴着玻璃望我,直到无法望见为止。我不信,有天在外边抬头一看,老母亲果然那样地望着我。母亲弥留之际,我企图嘴对着嘴,将她喉间的痰吸出来,母亲忽然苏醒了,以为她的儿子在吻别她。母亲的双手,一下子紧紧搂住了我的头,搂得那么紧那么紧。于是我将脸乖乖地偎向母亲的脸,闭上眼睛,任泪水默默地流。

    ⑨如今想来,当时我的心悲伤得都快要碎了。所以并没有碎,是由于有温馨黏住了啊!在我的人生中,只记得母亲那么亲过我一次,在她的儿子快五十岁的时候。

    ⑩现在,我的儿子也已大三了。有一次,我在家里,无意中听到了他与同学的交谈:

    ⑪“你老爸对你好吗?”

    ⑫“好啊。”

    ⑬“怎么好法?”

    ⑭“我小时候他总给我讲故事。”

    ⑮其实,儿子小时候,我并未“总给”他讲故事。只给他讲过几次,而且一向是同一个自编的没结尾的故事。也一向是同一种讲法——该睡时,关了灯,将他搂在身旁,用被子连我自己的头一起罩住,口出异声:“呜……荒郊野外,好大的雪,好大的风,好黑的夜啊!冷呀!呱嗒、呱嗒……大怪兽来了,它嗅到我们的气味了,它要来吃我们了……”

    ⑯儿子那时就屏息敛气,缩在我怀里一动也不敢动。幼儿园老师觉得儿子太胆小,一问方知缘故,曾郑重又严肃地批评我:“你一位著名作家,原来专给儿子讲那种故事啊!”

    ⑰孰料,竟在儿子那儿,变成了我对他“好”的一种记忆。于是不禁地想,再过若干年,我彻底老了,儿子成年了,这也会是一种关于父亲的温馨的回忆吗?尽管我给他的父爱委实太少,但却同一切似我的父亲们一样抱有一种奢望,那就是——将来我的儿子回忆起我时,或可叫做“温馨”的情愫多于“呜……呱嗒、呱嗒……”

(选文根据原文有删改)

同类题4

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    A lot of kids and adults say they get nervous during social situations. Maybe it's speaking up in class or making a phone call or just trying something new. You might feel butterflies in your stomach, or your heart may beat faster or you get suddenly sweaty. ____ And if fear of being embarrassed or making a mistake is getting in your way, there are some things you can try on your own to help.

    ____

    Experts agree that avoiding situations that make us anxious can actually make things worse in the long run. Getting out of something you didn't want to do might make you feel better in the moment, but you will still feel anxious the next time you're asked to do it.

    Push yourself.

    While leaving your comfort zone isn't easy, it can be very good for you. That's because anxiety tends to go away when you start doing the things that make you anxious.____You might find you have the skills to handle it. And next time you're in that situation you might feel less self-conscious.

    Practice a lot.

    As an experiment, try doing something that makes you nervous.____ Whatever you do, you'll find that it gets easier over time. That's because by practicing the things that make you nervous you are actually improving your ability to easily handle them.

    Relax yourself.

    Instead of trying to relax by watching television or visiting a website, try a deep relaxation practice that has a physical effect on the mind.____

A. Don't avoid something.

B. Being nervous is uncommon.

C. Pay no attention to your original thoughts.

D. Those things are your body's reaction to fear.

E. Start with little things like answering questions in class.

F. So try to face your anxiety and fear and see what happens.

G. For example, doing things like yoga can also help you stay calm.