—It’s a long way to go!We must take a taxi.—________for a taxi.The underground can save money.
There wastimethis kind of skirt was very popular.
The soldiers soon reached ______ was once an old temple ______ the villagers used as a school.
The main cause of HIV / AIDS infection in China is drug abuse, ______ is very serious in Yunnan.
Between the two roads ______a TV tower.
_______I toured the Great Wall, I was deeply impressed with the beautiful scenery.