—Have you ever seen ____ pen? I can’t find my pen anywhere. --Is it ____blue one? It is under the book.
—Thank you, Mille and Kitty. It was kind of you to help me with my lessons. —_______.
— ________ useful tool the computer is! — I agree. It’s ______ interesting as well.
On Sundays, she prefers ________ at home alone ________ with her friends outside.
Her father is a professor in________university in our city.
---I will buy you a new bike if you learn how to swim this summer. ---Is that a _______? I’m sure I’ll get the bike.