---- Do you know how to prevent the A/H1N1 flu?---- You can ask the doctor for some ________.
I have lost my dictionary. --_________!
My dog is one of ______ in the world. I’ll look after it forever
What a useful dictionary! How long_____ you_____ it?
During the charity walk, people have to walk_____ country parks and_____ hills and mountains.
All the children should be helped when they are ______. They should also be treated with ______.