diff --git a/OrmTest/ExpressionTest/Field.cs b/OrmTest/ExpressionTest/Field.cs
index 1adb89acc..dd0315667 100644
--- a/OrmTest/ExpressionTest/Field.cs
+++ b/OrmTest/ExpressionTest/Field.cs
@@ -13,7 +13,19 @@ namespace OrmTest.ExpressionTest
     {
         internal static void Init()
         {
-            Expression<Func<Student, object>> exp = it=>it.Name;
+            FieldSingle();
+            FieldMultiple();
+        }
+        private static void FieldSingle()
+        {
+            Expression<Func<Student, object>> exp = it => it.Name;
+            ExpressionContext expContext = new ExpressionContext(exp, ResolveExpressType.FieldSingle);
+            expContext.Resolve();
+            var selectorValue = expContext.Result.GetString();
+        }
+        private static void FieldMultiple()
+        {
+            Expression<Func<Student, object>> exp = it => it.Name;
             ExpressionContext expContext = new ExpressionContext(exp, ResolveExpressType.FieldMultiple);
             expContext.Resolve();
             var selectorValue = expContext.Result.GetString();
diff --git a/OrmTest/bin/Debug/OrmTest.exe b/OrmTest/bin/Debug/OrmTest.exe
index cb56025b8..e9f090ba5 100644
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diff --git a/OrmTest/bin/Debug/OrmTest.pdb b/OrmTest/bin/Debug/OrmTest.pdb
index 8a9b70c77..9f87e1ca2 100644
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diff --git a/OrmTest/bin/Debug/SqlSugar.dll b/OrmTest/bin/Debug/SqlSugar.dll
index 701de4a3f..5d21d7e72 100644
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diff --git a/OrmTest/bin/Debug/SqlSugar.pdb b/OrmTest/bin/Debug/SqlSugar.pdb
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diff --git a/OrmTest/obj/Debug/OrmTest.csprojResolveAssemblyReference.cache b/OrmTest/obj/Debug/OrmTest.csprojResolveAssemblyReference.cache
index e90acfcad..70d7f6a8a 100644
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diff --git a/OrmTest/obj/Debug/OrmTest.exe b/OrmTest/obj/Debug/OrmTest.exe
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diff --git a/OrmTest/obj/Debug/OrmTest.pdb b/OrmTest/obj/Debug/OrmTest.pdb
index 8a9b70c77..9f87e1ca2 100644
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diff --git a/SqlSugar/bin/Debug/SqlSugar.dll b/SqlSugar/bin/Debug/SqlSugar.dll
index 701de4a3f..5d21d7e72 100644
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diff --git a/SqlSugar/bin/Debug/SqlSugar.pdb b/SqlSugar/bin/Debug/SqlSugar.pdb
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diff --git a/SqlSugar/obj/Debug/SqlSugar.dll b/SqlSugar/obj/Debug/SqlSugar.dll
index 701de4a3f..5d21d7e72 100644
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diff --git a/SqlSugar/obj/Debug/SqlSugar.pdb b/SqlSugar/obj/Debug/SqlSugar.pdb
index e6a506076..58c594d6e 100644
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