At the railway station,he waved goodbye to his friend until the train was ________.
He is _____ careless a student that he often _____ some letters while writing.
In my opinion, the most famous to tourists in the city is the wooden tower.
_ _ busy schoolwork, the children also have to take arts, music and sports classes in their free time.
The United Kingdom of Great Britain ______ three main parts England, Scotland and Wales.
If you make most of every minute in class day after day, there will be switch in grades.