As is known to all, China _______the group of developing countries.
Tom make up his mind to get a seat for the football match ________ it means standing in a queue all night.
________ I had walked for six hours, I was tired out.
One of the men present held the view ________ the book said was right.
________ happens in the world makes us happy and sad by turns.
In some countries, ________ are called “public schools” are not owned by the public.