Jack, don’t worry. You ____ get the textbook tomorrow.
Fortunately,________students passed the exam.
It seems there are ________people out of work. Something must be done to create more employment.
-It is a long time ________I saw you last. -Yes,and it will be a time ________we see each other again.
How long do you think it will be ________the computer company puts forward a new product?
How long do you suppose it is ________he arrived there?