GRAMMATICAL RANGE AND ACCURACY
You have to make sure that you do not make any major errors while writing the essay, making minor errors is fine. The examiner also checks whether the grammar used in the sentence framed is appropriate, in order to score a 8 band score the grammar that you use must be excellent and the sentence must look unique.
SPEAKING
Again in speaking also same like writing the performance will measured on the basis of 4 criterias which are explained below:
In the speaking test, you should be able to speak confidently without hesitation, and in the speaking test mainly the fluency of the test taker English language is measured, and if the test taker is able to speak English fluently without stammering then he will have chances of getting 8 band score in the speaking test.
The examiner expects you to use some complex words while explaining the situation and along with that you should be able to explain the meaning of the complex words that are used, the examiner may be impressed if you use idioms while speaking and also explain the original meaning of that. If you speak on the given topic fluently without thinking much about what to explain, the examiner will understand that you have knowledge about the topic and may also give you an 8 band score.
GRAMMATICAL RANGE AND ACCURACY
Here the examiner will check if the speaking is in a structured way. If you are not that great in the English language while writing you will be able to manage but while speaking it becomes challenging for non-native speakers to speak fluently.
If the candidate speaks continuously and fluently without any efforts from the examiner and if the test taker is able to pronounce all the complex words during the test, he has high chances of getting a high band score.