Nelson Mandela, who became____ president of South Africa in1994, passed away on December 5,2013, at _____age of 95.
Mr. Wang made up his mind to devote all he could ____ his oral English before going abroad.
It was quite a serious accident, _________ caused by careless driving.
Jane was disappointed that most of the guests______ when she_______at the party.
The politician has been warned that he would be getting into great trouble ________stick to his standpoint.
—I want to go to the library but I am afraid I am not in the right ________. — _________. Go ahead.