so it is not surprising that the World Wide Fund for Nature chose the giant panda as its symbol.

题目

so it is not surprising that the World Wide Fund for Nature chose the giant panda as its symbol.
改为被冻句
so it is not surprising that ____________by the World Wide Fund for Nature
翻译：
people are working very hard to make dure the giant panda does not die out.

答案

the giant panda was chosen as its symbol
人们很努力的工作以确保大熊猫不会灭绝.