27.Don’t you think it essential that every resident of Nanjing___________spare no effort to make contributions to Nanjing 2014 Youth Olympic Games?
Not until then _____ their marriage was breaking up because they had little in common.
Little Bob is often educated by his parents to be good and friendly to anybody even if ________.
The big snow caused great ________ to the people living in the south of China, ________ some of them homeless.
The museum he paid a visit ________ at the end of the street.
It is required that the football match___________put off ________ the bad weather.