It’s our belief that proof testing of English depends on how the language is used within a/an_________ society.
. Our TV sets sell well, but ten years ago no one could have imagined such a big share in the market that they ____.
. In salad bars the waiter does not bring you salad. You have to____ yourself, usually to as much as you want.
. ---How do you like the film?---There was nothing special--- it was only ____.
.--- What are you going to do next?--- To write a science story about outer space ___ by Science and Technology Press.
. I'll be home late, but please don't stay ____ for me.