听说居民基础养老金上调了是吗？上调之后发放标准是多少？
参考答案：
是的，已经上调。上调之后青岛居民基本养老金发放标准为每人每月130元。
Tigers ____and killed at such a speed that they will disappear from the earth in near future. [ ]
A. hunted
B. are hunted
C. are being hunted
D. had been hunted
已知f（x）是一次函数，且f[f（x-1）]=4x+5，则f（x）=______．
