The most important _____ of his speech at the G20 summit was that we should all unite to fight against the financial.
Chinese athlete Liu xiang’s dropping out of the Olympic Games was really ______; it surely _____ the whole world.
On May 12, 2008, southwestern China was hit by an 8.0 Richter scale earthquake, from _____ effects the people are still suffering.
---How many ________ are there in your school? ---There are fifty-five.
It was in the street ______ I met John yesterday.
---Who is that woman? ---She is ________ mother.