—What’s wrong with you, Eric? You look tired.—I ______ to prepare for the final exam last night.
They considered___ a computer, which was considered ___ a great help in their work.
The natural beauty of Mount Tai _______millions of tourists from all over the world every year.
________the good old days,he couldn’t help smiling.
What great fun the children had____ basketball! I didn’t have the heart to stop them.
-________I forgot to watch the football game on TV yesterday evening. -Not to worry. I have recorded it.