—Dad, could you buy me a computer like this?—Of course, we can buy_________one than this, but_________it.
It was exciting to see so many elephants__________.
—The Blacks have _________Hainan Island. —Oh,really? I have never_________there before.
- How long may I ________this book? - For about a week.
We have________ Shanghai since we saw you last month.
In fact,I have lived here ________ 2000.