---- Isn’t it a surprise that I happened to meet Francis Mathews at the Christmas party last week、 ----- If my memory serves me correctly, you _____ each other for exactly two years.A hadn’t seen B haven’t seen C didn’t see D don’t see
At the railway station, the mother waved goodbye to her daughter until the train was _______.
He _____ football regularly for many years when he was young.
Her shoesher dress; they look very well together.
The last time we had great fun was _____ we were visiting the Water Park.
Most air pollution is caused by the burning oflike coal, gas and oil.