I believed (that) you belonged to that company.我相信你属于那家公司。
You are believed to be honest.
She believes she told me,but she is not sure.她以为已经告诉我了,但她自己也不太肯定。
She made believe to be ill.句中believe是不定式,但因前面是make,不带特定宾语,所以省略to。