Question

they have many remember find missing word

Answer 1

Açcording to me,This answer has to be edited to make the sentence more sensible.

The most appropriate answer would be :

They have many "to" remember.

Here we adding "to" here as only one
word has to be added.

Answer 2

Answer :

The correct sentence is :

They have many to remember.

Cambridge English Dictionary defines "edit" as "to make changes to a text, film, etc., correcting mistakes or removing some parts, especially in order to prepare it for being printed or shown."

The purpose of editing exercises is to make students proficient in proof reading by helping them to identify and correct errors in a text.