He found very difficult the math problem.
— What are you doing now, my dear?— Doing my homework. We always have lots of homework _________.
—May, shall we take the exchange students to the cinema ?—_________.
—Do you like this song,Martin?—Yes.It _________ beautiful.
My mother’s birthday is coming, I don’t know _________for her.
My father_________ very busy this week. He _________ free next week.