. --Can I help you?--I'd like to buy a present for my father's birthday, ___________ at a proper price but of great use.
The children were catching butterflies in the garden. Some caught a lot, and others caught _______at all.
Animals don’t talk with words. They use smells, sounds and movements to communicate with _______animal.
I met a friend _______ when I went to the shopping center for some fruits.
—Do you have The War of the World? —Yes, but no more than one copy. Would you like to take _______?
The culture and customs of America are very much like _______ of England.