It is from May 1 to October 31, 2010 the World Expo 2010 will be held, is a grea
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It is from May 1 to October 31, 2010 _________ the World Expo 2010 will be held, _______ is a great event for the Chinese people.
A.when; that B.that; when C.which; when D.that; which
试题答案
D