把陈述句换成把字句

①奇妙的植物猪笼草吃掉了一条蜈蚣。 ②夕阳染红了西天。

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    Entertain yourself on cold wet days

    Getting bored on cold wet days? Feeling there is nothing to do? TEENS will help you get rid of the boredom. Here are some fun ideas to get you active, both inside and outside.

        ①  

    Help your mom cook a dinner in the kitchen. Washing vegetables may be a good choice for you. You can also learn to make a simple meal, like egg-fried rice. When you eat a meal you have cooked, you'll feel very proud.

        ②   

    Choose an interesting story. Then invite your friends to perform it together. You can be the director and your friends can be actors. When you are ready, ask your family and your friends' family to enjoy the play.

       ③   

    Collect your family photos. Choose some special ones with your family and make a photo wall. It's a great chance to listen to family stories behind those photos. You can also DIY a photo album and keep the photos safe for a long time.

        ④   

    Do you want to be an inventor? Be creative about finding new uses for old objects. Try to invent something with your imagination. For example, you can make a garbage can or a storage box with cardboard. You can also find a problem at your home and create something to fix it.

①在煤中加入适从的石灰石作脱硫剂，可以减少____型酸雨的发生．脱硫后产生的废料中含有的____（填化学式）可用于制造建筑材料．

②天然水中的杂质较多，常需加入明矾、氯化铁、漂白粉等处理后才能作为生活用水，氯化铁净水原理的离子方程式为____．漂白粉能杀菌消毒，其有效成分是____（填化学式）．

③某工业废水中含有的铊（Tl⁺）具有高毒性，处理时常加入NaClO溶液，将 T1⁺转化为Tl³⁺，该反应中氧化剂是____（填“Tl⁺”或“NaClO”），同时加入适量氨水以调节水体的pH，从而将Tl³⁺转化为难溶的____（填化学式）沉淀除去．