I was almost asleep last night when I suddenly heard someone ______ at the door.
At the root of volunteering is____ idea that one person may have____ ability to offer services that can help other people.
It is nice to do something for someone else out of the blue and not to expect anything ______.
The 12 million people in Mexico City woke up on September 19th, 1985, to find their city ________ after the terrible quake.
You can take the rest of the pie with you. ________, I wish you would, since I’m on a diet.
I am sorry I can’t spare any paper for you, for, you see, I have _____ myself.