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
It is strange that such a thing ______ in your school.
As is often pointed out, knowledge is a two-edged weapon which can be used ________ for good or evil.
Urban crowdedness would be greatly relieved if fares ________ on public transport were more reasonable.
Every time Ashtita tries to break a record, he reaches a point ______ he feels he cannot physically do any more.
The boy talked his mother ________ buying him a home computer.