Привет помоги пожалуйста надо найти ошибку или вставить слово. номер 1. всё

1) Is your teacher writing on the board now? 2) What is she/he doing? 3) Is your partner writing in his/her notebook? 4) What are your classmates doing now? 5) What game are children playing at the playground now? 6) Are you listening to your teacher? 7) Are you answering to the questions correctly?