The Great Wall istourist attraction that millions of people pour in every year.
so a well-known
a so well-known
such well-known
such a well-known
I’ve tried very hard to improve my English. But by no means _______with my progress.
Water can absorb and give off a lot of heat without big changes in temperature, thus creating a ______environment.
A modern city has been set up in _________ was a wasteland ten years ago.
Don’t be ________ by products claiming to help you lose weight in a couple of weeks.
Meeting my uncle after all these years was an unforgettable moment, ________ I will always treasure.