The temperature can fall to -50°C. _____ is, 50°Cbelow freezing point.A. Which B. It C. This D. That
he newly-discovered star was named _____ a Chinese astronomer ________his contributions to astronomy.
Time is pressing.You cannot start your task _____ soon.
The room ______ 10 metres across is large enough for a single man to live in.
—I wonder whom you are waiting for. —The policeman the traffic accident.
moment he saw Zhao Benshan’s funny performances, he burs into laughter.