If we _____ the tickets half a year ago, we would not be able to visit it on May Day now.
Is it with its charming scenery and a unique culture ________ Lugu Lake impresses people from all over the world?
At the foot of the mountain________.
I've tried very hard to improve my English.But by no means ________ with my progress.
Not until then ________ how important the brakes were.
________ to come over to have a talk with him in those days.