Liu Xiang’s Olympic dreams were shatteredforsecondtime when he unfortunatelycrashed at firstbarrier in the ll0m hurdles heats in London．

I don’t think easy for us to work out this problem on time.

There were _________ much work that John couldn’t get home early.

27_____ was most important to her, she told me, was her family

Have you ever been to the city of Beijing, our capital?— Yes, only onceI ______ there only for two days.[ ]