赤のところにorが入るのはなぜですか？ あと、英語の長文の勉強法についてなのですが音読するのってどんな意味があるんでしょうか？？

Kenta is a young ( 1 ) who works on top of an office building in Tokyo. He takes the train to work, then uses an elevator to go to the top of the building. He is a little different from the other office workers who also use the elevator. He doesn't spend all day in front of a computer in an office. But, he changes his clothes and spends his day outdoors (). Can you imagine what he does? He grows vegetables there. It is forty-five floors above ground. Many young people left the *countryside to get jobs in the city in *the 1950s. People like の中に Kenta are bringing farming into *urban life. They are making farming *fashionable. Also, they are *providing food and saving (3). Thanks to the plants, the roof is kept cooler and the office workers in the building below don't need to use the *air-conditioning as much. This *reduces both the quantity of electricity used and the amount of heat *generated by the air-conditioning.- Another great *benefit of this kind of *agriculture is that plants help to clean the air and *produce *oxygen. If these kinds of farms and gardens become more 酸素生産 popular, cities could be covered with cool oxygen-producing green areas. いだろう Growing food on the tops of buildings also *makes good economic sense. First, there would be more jobs for people who like farming and live in the city. Second, it could reduce the amount of *imported food, and third, it would *lower food *transportation costs. For many years, cities have been taking over (4) to make houses. If these new farms and gardens なることがある。 can be

この写真の元素記号の語呂合わせ(?)みたいな覚え方ってないですか？(すいへいりーぺ意外でお願いします)

下線部(1)(2)を訳して下さい。

The Amazon Basin is a very large area of South America covered by rainforests. The Amazon Basin has plenty of iron ore, gold, oil and natural 92. Its many rivers may be dammed to produce electric power. (] ) Because_of itS great size and rich resQurceSs soOme people want to cut down the rainforests to develop the natural resources and to provide fand for homes. ( A ) Thousands of different kinds of animals live in the Amazon Basin. In fact, in terms of animal life, the Amazon Basin is one of the richest areas in the world.The Amazon's animals depend on the trees of the rainforests for food and shelter. Cutting them down wil probably kill many of the aninals that live there. Besides, the plants in the Amazon Basin give off large amounts of oxygen. Cutting down the rainforests may make the amount of oxygen less in the air. This change in the air will probably cause problems in other parts of the world. (2) No _one can be sure what the rainforests of the Amazon will be like in fifty to one hundred years. The fate of the rainforests may depend on( B )thepeople of South America decide to use this rich land. (洲) The Amazon Basin アマゾン川流域 rainforest 誠肌本 iron ore 鉄和 dam にダムを造る electric 電気の resource 資源 provide 供給する 0 ン この点で shelter 隠れ場所 amount 量 cause 引き起こす

②と③教えてください。お願いします。

②と③を教えてください！

（3）が全くわかりません 助けて下さい

理科の中2化学分野です！ この写真のページですが、 1、二酸化マンガン＋オキシドール→酸素が発生する というようなそれぞれの気体の発生方法が いつも覚えられず、問題に出ると間違えます。 1のような下のページのものの、覚え方知っている方、教えてください！ 語呂合わせ…... Read More