—I’m sorry _______I said.—It doesn’t matter.A. how B. what C. where
Go to _______/bed/ early, please. It is good for your health.
—Excuse me. Do you know _________? — Last Sunday.
—________ listen to music in class. —Sorry, I won’t do it again.
There are so many delicious food in the menu. I can’t decide ________.
—You looked unhappy. What’s wrong?—I ________ my PE exam again last week.