教えてください🥺🙏🙏🙏 まじでわけわかめ

(1) (2x + 4) + (y - 3) i = a

放射性同位体ってなんですか？！ 別の原子になるんですか？？

分子式と組成式の違いはなんですか？！

will haveとwillやbe going toなどの未来文は何が違うんですか？！！！

3の3番の問題なんですけど、 how longの後が疑問文じゃないのはなんでですか？！

LESSON 5 時制 (過去完了形 未来完了形) 7 (1) had dropped (2) had changed (3) had never seen (4) had already started (5) had been 2 (1) had wanted (2) had been doing (3) had been (4) had been swimming 3 (1) (It had already gotten dark) by the time Yuka reached home. (2) Tom knew the marathon course well because (he had run it before). (3) I wonder (how long Chris had been waiting) here until his friend came. 4 (1) I (had been waiting for my friend for an hour) when (he showed up). (2) (The train had just loft) who

共有結合、金属結合、イオン結合では結合が強い順番にならべるとどうなりますか？

貴ガスは陰性が強いですか？！陽性が強いですか？！

最外殻電子と価電子は何が違いますか？！

ATPを利用してるのは呼吸だけではなく、光合成もですか？！、

命題と証明の範囲なんですけど、 命題の裏と否定は同じですか？？！