One possible version：
Saving Tigers
Have you visited zoos? Have you seen tigers in the zoos? I think a tiger is one of the most favorite animals in the zoo. But now there are about 3200 tigers in the world, and the amount of them is reducing. What caused them to reduce? Because many forests are cut down and they have no place to live in. In order to protect them we must build many natural reserves. And we must stop people from hunting.
本题是写一篇给定材料的书面表达，题目为拯救老虎，写作的内容应包括为何要拯救老虎，老虎数量减少的原因，以及如何保护老虎所提供的建议，写作时应注意不同时态和句式的使用，同时要注意语言的准确性和连贯性。