What is the difference in ______ between the Amazon and the Nile?
Some of his advice ______ funny.
That isn’t as busy ______ this one.
We don’t have ______ vacation.
A ______ of vitamin C results in skin infections and slow healing.
It wasn’t as clear ______ today.
The series of TV programs that has just finished ______ very useful.
Let’s get ______ lettuce.
That’s too ______ for me to carry.
The Town Council ______ against raising the rents of its houses.
That’s too ______ for swimming.
A new means of detecting gold in travelers’ luggage ______ recently been brought into use.
How many of ______ are present in class?
Two dozens of cows ______ lying peacefully in the shade.
There were ______ snow on the car.
Rome isn’t ______ as Milan is.
I guess I didn’t buy her ______ gift.
Physics ______ a subject that has grown enormously in importance during this century.
It isn’t ______ job for me to do alone.
A pack of cards ______ scattered over the table.
It cost me ______ than I thought it would.
This isn’t ______ bottle.
You don’t need as fast ______ she bought.
The poor ______ unable to look after themselves.
The few words he spoke ______ well chosen.
