My sister is having a chat with her friend________the phone.
My mother doesn’t like watching romantic films _______ they usually have happy endings.
— Would you like to go on an outing with us tomorrow? — Ok, I will if my homework ________.
— I hope you don't mind my opening the window. —______ It's much too hot here.
-— Do you know_____________? — My sister’s.
_______ pleasant trip it is! I think I will never forget it .