英文法チェックお願いします

質問

1. I feel inferior to younger brother because he does better everything than me.
2. I am always surprised about how well he talks.
3. Taylor swift are becoming more and more popular because of her beautiful voice.

1. it is said that Coach is not expensive store in the USA although it is expensive in Japan. The reason why Coach is Expensive in Japan is a lot of duty on the way to Japan from USA.

回答No.1

Him-hymn · ベストアンサー

I feel inferior to my younger brother because he does everything better than me.
I am always surprised about how well he talks. - ok
Taylor Swift are becoming more and more popular because of her beautiful voice.

It is said that things in Coach are not expensive in the USA although the ones in Japan are expensive.

店そのモノの値段（お店買い取り値段）が高いのならいいですが、違うでしょうから直しました。

The reason why things in Coach are expensive in Japan there are a lot of duties on the way to Japan from USA.

以上でいかがでしょうか？