Updates to present tense for clarity.

Author: kenwith

articles/active-directory/app-provisioning/expression-builder.md

@@ -31,7 +31,7 @@ In application provisioning, you use expressions for attribute mappings. You acc
 
 To use expression builder, select a function and attribute and then enter a suffix if needed. Then select **Add expression** to add the expression to the code box. To learn more about the functions available and how to use them, see [Reference for writing expressions for attribute mappings](functions-for-customizing-application-data.md).
 
-Test the expression by searching for a user or providing values and selecting **Test expression**. The output of the expression test will appear in the **View expression output** box.
+Test the expression by searching for a user or providing values and selecting **Test expression**. The output of the expression test appears in the **View expression output** box.
 
 When you're satisfied with the expression, move it to an attribute mapping. Copy and paste it into the expression box for the attribute mapping you're working on.