tell sb do sth这个句型的否定形式是tell sb not to do sth,那可不可以否定tell呢?

tell sb do sth这个句型的否定形式是tell sb not to do sth,那可不可以否定tell呢? 英语厉害的进就是tell sb to do sth 否定是 tell sb not to do sth,那It is + 是tell sb.not do sth.还是tell sb.not to do sth.那么ask呢? tell sb sth tell sb about sth tell sb to do sth tell sb not 用tell sth.tell sb.sth.tell sb.to do sth.tellsb.not to do sth ask/tell sb.not to do sth Tell sb.not to do sth.造句 tell sb not to do sth 怎么变单三的句子?、tell sb sth、 tell sb about sth、 tell sb to do sth、 tell sb to do sth tell sb do sth.与tell sb to do sth. 为什么ask sb to do sth的否定形式是ask sb not to do sth