【2013河北】Don't return the video to Peter, I_ it.
Yesterday Mr. Wang told us the earth always ____ around the sun.
—Do you know when ____? I miss him very much. —Don’t worry. I will tell you as soon as ____.
—Would you like to stay ____ days in Beijing? —No, thanks. I’m afraid I’ll be back tomorrow.
—Mr. Wang, I have trouble ____ the text. —Remember ____ it three times at least.
One of my teachers ____ an Englishman.