It is said that over 50 percent of China’s population _________ working in the cities in 2013, so there are fewer and fewer people on the farm now.
He told me his father _______him a new bike next week.
The digital camera cost ______ that I didn’t buy it.
---Joan, you are late again! ---Sorry, I _______next time.
---Let’s go fishing if it _______this weekend. ---But nobody knows if it _________.
The windows of the classroom ________ every day.