In the Cloud Poodll Assignment Feedback plugin, it is possible to generate and display grammar corrections automatically.
In the assignment settings, check "Cloud Poodll Feedback."
From the "Recorder Options" probably choose "Audio, Video, Screen, Text or Corrections Feedback." This will give the grader access to all the feedback options at the time they are grading
Then when the assignment is graded they can choose corrections feedbacks from the feedback options.
From the corrections feedback area, press "Fetch Submitted Text" to retrieve the students transcript.
Press "Get Grammar Suggestions" and Poodll will correct the grammar from the submitted text, and show a preview of how the corrections will be marked up and displayed to the student. The corrections mark up compares the student submitted text to the text in the grammar suggestions area, and highlights the differences. The grader can freely edited the grammar suggestions and the edited corrections will be marked up for display to student.
When displayed to the student it will look like this: