The first textbooks written for teaching English as a foreign language ____ in the 16th century.
—I forgot my mother's birthday! —________ Better keep it in mind next year.
—Would you mind giving me a lift? —________. I am happy to.
— I wonder if I could make a living by writing. —________?
—I hear you are to go to Tibet alone? —________. It's my dream to go on an adventure there.
—Would you like to read some news about the football game, Jane? —________. I feel like doing something else.