add point and timestamp

docs/allsetlearning/B1/极了.md

@@ -47,7 +47,7 @@
   - [Superlative "最"](https://resources.allsetlearning.com/chinese/grammar/Superlative_%22zui%22) (A2)
   - [Adjectives with "那么" and "这么"](https://resources.allsetlearning.com/chinese/grammar/Adjectives_with_%22name%22_and_%22zheme%22) (B1)
   - [Degree complement](https://resources.allsetlearning.com/chinese/grammar/Degree_complement) (B1)
-  - [Expressing "quite" with "挺"](https://resources.allsetlearning.com/chinese/grammar/Expressing_%22quite%22_with_%22ting%22) (B1)
+  - [Expressing "quite" with "挺"](./挺.md) (B1)
   - [Adjectival complement "得不得了"](https://resources.allsetlearning.com/chinese/grammar/Adjectival_complement_%22de_budeliao%22) (B2)
   - [Adjectival complement "得很"](https://resources.allsetlearning.com/chinese/grammar/Adjectival_complement_%22de_hen%22) (B2)
   - [Advanced degree complements](https://resources.allsetlearning.com/chinese/grammar/Advanced_degree_complements) (B2)