At this time tomorrow ______ over the Atlantic.
She had to ___________four young children after her husband died.
The new dictionaries are very careful. They ___________well and already.A. A. sell, have been sold out B. sold, had sold outC. sell, sell out D. are sold, have been sold out
___________ number of foreign guests were invited to the meeting, but of 20 foreign guests didn’t turn up.
These instructions should be made more ___________ , so that the primary school students can understand it.
--- How long have you ___________? --- It’s about ten years since we ___________.