---- You don't know what great difficulty I had _____ to get the two tickets.---- But the film is really worth_______ twice.
I can never forget the day ____ we worked together.
The new bridge in Wenchuan ____ last month. Now it’s easy to go to the city center.
---She didn’t come to school yesterday, did she ? --- ______. Though she was not feeling very well.
We have two rooms to live in, but I can't decide_________.
More than twenty_____students are having an important exam at the moment.