This is the largest clock in the world, _____ the minute hand is six meters long.
—How do you go to school? —By walking. It’s ______ walking distance of my home.
Don’t be too ______ about things you’re not supposed to know.
People have always been curious ______ how living things on the earth exactly began.
The father as well as the three children ______ every Sunday afternoon in winter.
—Did Alan enjoy seeing his old friends yesterday? —Yes, he did. He ______ his old friends for a long time.