Many people have doubts about the new project.这句话的否定形式是?和They don't have been seeing each these days.这句话哪里语法错误呢?

问题描述:

Many people have doubts about the new project.这句话的否定形式是?
和They don't have been seeing each these days.这句话哪里语法错误呢?

Nobody has doubts about the new project.
They haven't seen seach other for many days.