Ответ:

2. The Choir is a television show

Ответ в тексте, параграф 1 предложение 1: The Choir is one of the most famous television shows in Britain.

3. Students have no interest in singing

Ответ в тексте, параграф 2 предложение 4: The students do lots of sports[...], but they have no interest in singing.

4. The choir is a great success

Ответ в тексте, параграф 2 последнее предложение: The choir is a great success.