264. The invention of the coal-burning_______engine revolutionized industrial production in the 18th century and opened the way to the development of mechanized transport by rail and sea.
The _______ Prime Minister expressed his satisfaction with his talks, _______ that he had enjoyed his stay here.
China Daily is _______ a newspaper, it can also help us to improve our English.
____ we move the picture over there? Do you think it’ll look better?
The population of Africa is ________ so rapidly as to cause concern of the whole world.
Most senior high school students are working hard day and night to pass the college entrance examination, gaining ______ to a university.