The customer didn’t choose     of the coats and went away without looking at a third one.

23．Today，we take washing machines for granted，but there was        before 1869．

7. Your story is perfect. I’ve never heard ____ before .

29. Do you think ______ possible for her to work out the difficult problem all by herself?  

36. ________ is believed that the better–known companies spend about 70 percent of the total cost of the product itself on packaging!

37. --- I’ve read another book this week.
--- Well, maybe _______ is not how much you read but what you read that is important.

34. _________ is known to all is that the earth goes round the sun.

19．The Internet and the effect______________brought about did a lot of good to our daily life and work.

9．Young adults generally make their own choices about__________job to take.

Don’t you think that______________ is no use promising without doing?