Criteria
Excellent
2 points
Acceptable
1 points
Not acceptable
0 points
Use of English
Task accomplishment
Fluency
Pronunciation
Use of “must / have to.”

Keep on studying – You need to practice more. Review pronunciation patterns and remember that speaking clearly and slowly is not always a bad thing. You need more practice – You can express ideas with simple structures. Nevertheless you need more confidence and practice. Well done – You can express your ideas at your own pace and your pronunciation is acceptable.