单项选择题 No thing fuels cynicism for watching two titanic institutions squabble over their reputations（）.

单项选择题 In his speech at the conference, the Chairman solemnly stated that the responsibility to our lives and the kind of world in that we live is ours andours alone（）.

单项选择题 The government has hardly taken measures to crack down on these crimes when new ones occurred（）.