It was not until the subprime loan crisis(次贷危机) ____ great damage to the American financial system that Americans ____ the severity of the situation.
______ made the parents proud was ______ their daughter had been admitted into Peking University.
I don't know______ he lost his gold watch yesterday.
Would you please keep silent? The weather report ______ and I want to listen.
-- What would you like to do? We have an hour until the lecture. --- ______. Whatever you want to do is fine with me.
On the first anniversary of Lu Xun’s death, October 19,1937, Mao Zedong himself gave ______ speech in ______ memory of Lu Xun.