He has given me so much help that I really want to do something for him ______.
Looking up, I saw that some children _____ rags were looking at me silently as I ate.
When asked ____ they needed most, the kids said they wanted to feel important and loved.
When I came in, I saw Dr. Li ______ a patient.
My goodness, look at the time! It’s nine o’clock already and I’m _____ at breakfast.
. I feel it an honour __________ to speak here.