2) Grammar-am, is, are (to be) a) I - reading a book b) She_swimming c) We-playing fotball d) They - watching film

В данном задании необходимо вставить нужную форму глагола to be (am, is, are).

Разберем каждый пункт:

1. I am reading a book. (Я читаю книгу.)
2. She is swimming. (Она плавает.)
3. We are playing football. (Мы играем в футбол.)
4. They are watching film. (Они смотрят фильм.)

Ответ: I am reading a book; She is swimming; We are playing football; They are watching film.