The time he has devoted in the past years _____________ the disabled is now thought to be ________ great value __________ him.
We are _______ tired to go any ____________. Let’s stop to have a rest.
--- Can I have ________________________? ---Of course. Here you are.
We all think he is one of _________ in our school.
She is very helpful and ready to help people ___________________.
I’m thirsty. Can I have _________________?