1 . 用适当的连接词填空
1. She asked me _____________ I had returned the books to the library,and I admitted that I hadn’t.
2. The most pleasant thing of the rainy season is ____________ one can be entirely free from dust.
3. A ship in harbor is safe，but that’s not ________ ships are built for.
4. Dr.Black comes from either Oxford or Cambridge.I can’t remember ________.
5. —I drove to Zhuhai for the air show last week.
—Is that ________ you had a few days off？
6. I had neither a computer nor newspaper.That’s ________ I don’t know the latest news.
7. He will talk to us about ________ he saw in the U. S.
8. We’re worried about ________ he is safe or not.
9. Do you know ________ shirt it is？
10. The truth is ________ she was the very person we are looking for.