After being.discovered by Dutch explorers in 1606,the eastern half of Australia_____by the British in 1770.
I don't know if you noticed their behaviors or not, but we______.
Here is the tower, ______ top you can have a good view of the whole city.
People in industrial countries take in as they actually need every day.
To meet the challenge, the young people preferred heavier work to do in their spare time.
--- What has happened to Alice ? --- I don’t know. She her job.