初めは同じ２組の友達と一緒にチャレンジ教室に来ていましたが，チャレンジ

初めは同じ２組の友達と一緒にチャレンジ教室に来ていましたが，チャレンジでの生活に慣れて自信がついたことで，９月からは一人で来るようになりました。

結果 (英語) 1:

Beginning with the same two sets of friends came to challenge, but getting used to life in a challenge that gave me confidence, now come in from September.

結果 (英語) 2:

Initially, I've come to challenge the classroom along with the same two sets of friends, and the fact that with confidence is accustomed to life in the challenge, now come alone from September.

結果 (英語) 3:

The classroom was challenge with the same two friends come in at the beginning of the ， challenge ， about confidence and get used to living alone from September was to come.