When I began to sing, they laughed and laughed, which made me .A、exhausted B、embarrassing C、embarrassed
— Tom, is your brother a member of the Swimming Club? —Yes. He _________ it for five years.
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.