When the family moved to Canada, the children _______ very quickly to the new environments.
Every Monday morning, students in our school would stand at attention, watching the national flag .
, our class beat theirs in the football match.
It was a pity that the great scientist died his research unfinished.
The first topic at the meeting is that we should treasure the water resource.
The Shanghai World Expo is intended to achieve our common goal, world that is safer, cleaner and healthier than one we’re living in.