1．All the collections (收藏品) will be on show from June 16 to 18 in the gym.
2．Now in China, an increasing percentage (百分比) of the population have their own cars.
3．With the changes in the world's climate (气候)，dinosaurs died，but many smaller animals lived on.
4．Fortunately, the weather that winter was reasonably mild (温和的)．
5．Later, man began to settle (定居) in the places where the food and water were plentiful.
6．She showed the visitors around the museum, the construction (建造) of which had taken more than three years.
