Criteria
Excellent
Acceptable
Not acceptable
Grammar and functions
Vocabulary
Coherence

You need to start studying! You should try to overcome your fear to speak. Be prepared, check your ideas to see if they can improve or if they covered all the things you were supposed to. Speaking activities require a previous preparation that you are omitting. Try harder! Good! Your speaking is almost excellent. It is important that you cover all the requirements asked in the instructions. Try to avoid hesitation as well. Some practice and you’ll be ready! Excellent! You accomplished the task with all the requirements and you are expressing your ideas with a good use of vocabulary and pronunciation.