将下列宾语从句改写成简单句。
1. He hopes that he will be back very soon.
He hopes _______ _______ back very soon.
2. Could you tell me how I can get to the post office?
Could you tell me ________ ________ to the post office?
3. The boy didn't know what he should do with the broken glass.
The boy didn't know ________ ________ do with the broken glass.
4. The girl found there was a wallet lying on the ground.
The girl found a wallet ________ on the ground.
5. I take back what I said.
I take back ________ ________.
6. I remember that I have told her the truth.
I remember ________ ________ the truth.
7. I decided that I would visit Mr. Black.
I decided ________ ________ Mr. Black.
8. I don't know what I should do next.
I don't know ________ ________ do next.
9. We saw that they swam just now.
We saw _______ ________ just now.
10. It seems that he knew me.
He seems ________ ________ me.