_______ the children grew old, they became more and more _______ in science.
The concert__ to _ some money for those suffering from the earthquake, which __ 2,000 lives.
China wants _____ greater say in the decision-making of the InternationalMonetary Fund, and tougher regulations on _____ financial system in wealthy countries to prevent future problems.
Last Monday,while the students on the playground watching the national flag being raised,something unexpected .
Today,we take washing machines for granted,but there was before 1869.
One of the greatest of unhappiness,in my experience,is the difficulty we have in accepting things as they are.