15. Great changes ______ in the city, and a lot of new buildings ______.
---I bought three DVD copies of the film Avatar and now is left. Somebody just borrows something and never returns. ---Things like that happen all the time.
Among the most important questions the journalists wanted _____was how Greece could overcome economic crisis ?
It is most _____that the environmentalists will come to the area to investigate the possible damage caused by the serious pollution.
After the meeting, I to write a report on our next term's work.
Occasions are quite rare ______ I have the time to spend a day with my kids.