Dr. Smith was always__________ the poor and the sick, often providing them with free medical care.
-----I am tired of learning English all day long. ------So am I. ____________.
____you have got a chance, you should make full use of it.
______, people are beginning to realize how serious this situation is.
When I got home last night, I was frightened to find that in front of my door____.
The plane crashed and all the passengers _____including 3 children, fell into the sea.