. Since last year, the global economic slowdown ________ in many countries. It is expected that the world economy will not recover until the end of 2010.
—You've made great progress in your studies of English,haven't you? —Yes,but much________.
Tom tried to escape from the burning building.________,he was hit by a piece of burning wood and was killed.
________is believed that the island can be a paradise(天堂)when people live________.
He ________ the last of his coffee and asked for the bill.
After a short rest,we went back to the office to ________ our meeting.