Generally speaking, clothes made of man-made materials is less comfortable than _____ made of natural fibers like cotton, wool or silk.

. I’d appreciate ________ if you would be willing to teach me how to pronounce these new words. 

－ Do you like  _______here?－Oh, yes ,the air ,the weather, the way of life. Everything is so nice.

Mr Cooper wanted to buy the house and he told me that      the house cost, it would be      it.

 Few pleasures can equal ________ of a cool drink on a hot day.