56. It is said that some teachers will go to Japan. They are________going to work as exchange teacher of Chinese.
102. Some people say that smoking is a bad _____.
103. The activity is called "saving the earth" which refers to more reduction of ____ caused to the world by freon (氟里昂)of refrigerators.
104. Oh, your coat is quite out of _____. You should buy a newer one.
105. I saw a beautiful golden fish in the street market ______.
106. Don’t scold him. He was just trying to do a good _____.