diff --git a/TODO.md b/TODO.md
index 8b9260f1..bc4430ad 100644
--- a/TODO.md
+++ b/TODO.md
@@ -39,6 +39,8 @@ https://zhuanlan.zhihu.com/p/39369370
   - or `IReadOnlyCollection`, `IWriteOnlyCollection`, `ICollection`
   - `Slice`, `Contact` functions on interfaces
 - Reflectable interfaces like `IReflectableReadableCollection<T>`, inherits from `IReadableCollection<T>` and `IReadableCollection<Value>`
+- Remove `FOREACH` and `FOREACH_INDEXER`, replaced by range-based for loop
+- Fix `Linq` so that lambda parameters can be `auto`, instead of specified `types`
 
 ### Workflow