it is said that后面加什么

1.It is said that she lived to be over 100.据说她活了100多岁。

2.It is said that the plant can be used to treat hepatitis.据说那种植物可用来治肝炎。

3.It is said that this medicine can alleviate pain.据说这种药物能够缓解疼痛。

4.It is said that his child is lost.据说他的孩子不见了。