______ you return those books to the library immediately, you will have to pay a fine

The book is very good, but I don’t have the money 钱.–You can your mother some money.

On May 22, a Han taxi driver_____ an old lady to the hospital as soon as he could in Xinjiang.

The ______ of some wild animals reminds us ______ the problems on the environment.

You are___ to meet many difficulties when you are seeking success.