diff --git a/scripts/README.md b/scripts/README.md
index d81ae1c..478a58e 100644
--- a/scripts/README.md
+++ b/scripts/README.md
@@ -58,3 +58,9 @@
     ```
     Reverse(s : STRING) RETURNS STRING
     ```
+
+## [Time](./time.cpc)
+* Time 获取当前时间戳
+    ```
+    Time RETURNS REAL
+    ```
diff --git a/scripts/time.cpc b/scripts/time.cpc
new file mode 100644
index 0000000..76482cf
--- /dev/null
+++ b/scripts/time.cpc
@@ -0,0 +1,3 @@
+FUNCTION Time RETURNS REAL
+	RETURN PYTHON("from time import time; _result=time()")
+ENDFUNCTION
diff --git a/src/AST/program.py b/src/AST/program.py
index 76dbc51..86a0fee 100644
--- a/src/AST/program.py
+++ b/src/AST/program.py
@@ -87,14 +87,14 @@ def exe(self):
             else:
                 diff = 1
 
-            # 创建 index 变量
-            stack.new_variable(self.id, 'INTEGER')
-
             # 核对id是否相同
             if self.id != self.next_id:
                 print(f'Expect `{self.id}` for next id, but found `{self.next_id}`')
                 return
 
+            # 创建 index 变量
+            stack.new_variable(self.id, 'INTEGER')
+
             for i in range(left[0], right[0]+diff, step[0]):
                 # 给 index 赋值
                 stack.set_variable(self.id, i, 'INTEGER')
diff --git a/test/test.cpc b/test/test.cpc
index e8290cd..20b5d93 100644
--- a/test/test.cpc
+++ b/test/test.cpc
@@ -1,3 +1,25 @@
-DECLARE a : INTEGER
-OUTPUT a
-DELETE a
+DECLARE t1 : REAL
+DECLARE t2 : REAL
+
+FUNCTION aux(n:INTEGER, acc1:INTEGER, acc2:INTEGER) RETURNS INTEGER
+    IF n = 1 THEN RETURN acc1 ENDIF
+    IF n = 2 THEN RETURN acc2 ENDIF
+    RETURN aux(n - 1, acc2, acc1 + acc2)
+ENDFUNCTION
+
+t1 <- PYTHON("from time import time; _result=time()")
+OUTPUT "aux: "
+OUTPUT aux(46, 0, 1)
+OUTPUT PYTHON("from time import time; _result=time()") - t1
+
+
+FUNCTION fib(i:INTEGER) RETURNS INTEGER
+    IF i = 1 THEN RETURN 1 ENDIF
+    IF i = 2 THEN RETURN 1 ENDIF
+    RETURN fib(i - 1) + fib(i - 2)
+ENDFUNCTION
+
+t2 <- PYTHON("from time import time; _result=time()")
+OUTPUT "fib: "
+OUTPUT fib(46)
+OUTPUT PYTHON("from time import time; _result=time()") - t2