[header] How to evaluate speaking skills [title] Define a goal for your assessment or assignment. [step] The goal is what you want your students to achieve through the assessment. Having a goal helps you to decide on criteria and the type of assessment or assessments you want to use. 
[substeps] For instance, your goal might be to have students learn how to organize and present information, which would be a good goal for a presentation. Alternatively, maybe your goal is to have students demonstrate knowledge of vocabulary and syntax, in which case a variety of assessments would be appropriate.