They considered ___ a computer, which was considered ___ a great help in their work.

Green organizations are trying to save rain forests that have been _____ by farmers.

Several years after they got married he ____ chatting on the Internet until very late, which eventually resulted in their divorce.

If you go on doing so, you’ll __________ yourself sooner or later.

When he realized the police had seen him, the man ________the exit as quickly as possible.