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
The children, ____ had played the whole day long, were worn out.
As the world’s population continues to grow, the ___of food becomes more and more of a concern.
I ______ myself more-----it was a perfect day.
Mary worked here as a ____ secretary and ended up getting a full-time job with the company.
——Hey, can I ask you a favor?----Sure, _______