diff --git a/src/interface.jl b/src/interface.jl
index 82d3fae..c82cb2f 100755
--- a/src/interface.jl
+++ b/src/interface.jl
@@ -62,7 +62,7 @@ abstract type agent end
   thought::String = "nothing"  # contain unfinished thoughts for ReAct agent only
   thoughtround::Int = 0 # no. of thinking round
   thoughtlimit::Int = 5 # thinking round limit
-  thinkingMode::Union{Dict, Nothing} = nothing 
+  thinkingMode::Union{Dict, Nothing} = nothing
 end
 
 function agentReact(
@@ -90,8 +90,8 @@ function agentReact(
       """,
   ),
   thinkingMode::Dict=Dict(
-    :nothinking=> "",
-    :react=> 
+    :no_thinking=> "",
+    :thinking=> 
       """Use the following format:
       Question: the input question your user is asking and you must answer
       Plan: first you should always think about the question and the info you have thoroughly then extract and devise a complete plan to find the answer (pay attention to variables and their corresponding numerals).
@@ -362,7 +362,7 @@ function conversation(a::T, usermsg::String) where {T<:agent}
   else  # new thought
     thinkingmode = chooseThinkingMode(a, usermsg)
     @show thinkingmode
-    if thinkingmode == :nothinking 
+    if thinkingmode == :no_thinking 
       a.context = conversationSummary(a)  #TODO should be long conversation before use summary because it leaves out details
       _ = addNewMessage(a, "user", usermsg)
       prompt = generatePrompt_mistral_openorca(a, usermsg, thinkingmode)
@@ -372,7 +372,7 @@ function conversation(a::T, usermsg::String) where {T<:agent}
       respond = replace(respond, "\n" => "")
       _ = addNewMessage(a, "assistant", respond)
       @show respond
-    elseif thinkingmode == :react 
+    elseif thinkingmode == :thinking
       a.context = conversationSummary(a)
       _ = addNewMessage(a, "user", usermsg)
       prompt = generatePrompt_mistral_openorca(a, usermsg, thinkingmode)
@@ -387,8 +387,9 @@ end
 
 """
   Continuously run llm functions except when llm is getting Answer: or chatbox.
+  There are many work() depend on thinking mode.
 """
-function work(a::T, prompt::String, maxround::Int=3) where {T<:agent}
+function work_react(a::T, prompt::String, maxround::Int=3) where {T<:agent}
   respond = nothing
   while true
     a.thoughtround += 1
@@ -746,7 +747,7 @@ function chooseThinkingMode(a::T, usermsg::String) where {T<:agent}
   prompt = replace(prompt, "{input}" => usermsg)
   result = sendReceivePrompt(a, prompt)
   willusetools = GeneralUtils.getStringBetweenCharacters(result, "{", "}")
-  thinkingMode = willusetools == "yes" ? :react : :nothinking
+  thinkingMode = willusetools == "yes" ? :thinking : :no_thinking
 
   return thinkingMode 
 end