If the dog hadn't woken us, we wouldn't have noticed the fire and it __________ to the house next door.
Beijing, ______for hosting the 2008 Olympic Games, ____its first loop (圈) of green belt around the downtown, ____an area of 102.3 square kilometers, in the past three years.
____ to train his daughter in English, he put an ad like this in the paper, “ _____,an English teacher for a ten-year-old girl.”
Agriculture officials this week said strict control pressures are in place,___to prevent the red fire ants spreading across the country.
—The police have caught the murderer. —Yes, and he admitted ________ his boss on a rainy night seven years ago.
__________ you promise to come to help me,I don’t mind what time tomorrow you arrive at my place.