diff --git a/README.md b/README.md
index a122d82..4c9b1e6 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,12 @@
 ## Just another interpretation of typesetting
 ## TODO
- - [ ] apply
- - [ ] letrec 
- - [ ] concat string
+ - [v] apply - 240403
+ - [v] letrec - 240403
+ - [v] car - 240403
+ - [ ] cdr and cons
+ - [ ] concat string (++)
+ - [ ] create pdf
+ - [ ] close pdf
+ - [ ] add character
+ - [ ] add path
  - [ ] basic typesetting format
\ No newline at end of file