The manager of the sales department is kept busy all day. After he has solved one problem, another is sure to _______.
29. ________that the government can lead them out of the financial crisis, people are optimistic about the future of the country.
28. I'm afraid we'll have to work extra hours for there are still some problems ________.
27. Since I don’t like many vegetables, can I eat fruits every day instead____ the nutrients I need?
26. How long do you think ________ the computer company brings out a new product?
25.He left for lunch________ the clock_________ twelve.