diff --git a/pages/总复习2023t1.md b/pages/总复习2023t1.md
index 7f5b9b4..e05cee2 100644
--- a/pages/总复习2023t1.md
+++ b/pages/总复习2023t1.md
@@ -1529,7 +1529,7 @@
 						- Measuring **preference** is central to market research
 					- **Reflect** on the results and the process
 					  logseq.order-list-type:: number
-						- Questions to ask:
+						- Questions to ask: #flashcard
 							- Have we interacted with all **important customers** in
 							  our target market?
 							- Can we see the **latent needs** of customers beyond
@@ -1541,23 +1541,22 @@
 			- DONE Week 2
 				- ## Topic 6 - Phase 1: Concept Development 概念开发
 				  id:: 6482bafb-b96b-44c3-834b-8b4966c1dc0c
-				  collapsed:: true
-					- What is Concept Development? 概念开发是什么
+					- What is Concept Development? 概念开发是什么 #flashcard
 						- The needs of the target market are identified
 						  Alternative product concepts are generated and
 						  evaluated 需求
-						  One or more concepts are selected for further
+						- One or more concepts are selected for further
 						  development and testing 多种概念被生成，经过挑选后选择其中一个
-						  A concept is a description of the form, function
+						- A concept is a description of the form, function
 						  and features of a product 概念是一个产品的描述，功能和特性
 						  Evaluation and screening criteria are used to aid
 						  in the selection 评估和测试可以辅助选择（screen = test）
-						  Usually accompanied by a set of specifications, an
+						- Usually accompanied by a set of specifications, an
 						  analysis of competitive products and an economic
 						  justification for the project 伴随着来自个方面的要求，与竞争对手的比较和分析，还有经济方面的考虑（能不能赚钱）
 						- This can be concluded as 图解如下
 						- ![image.png](../assets/image_1686289806889_0.png)
-					- #### Identify Customer Needs 用户需求是什么
+					- #### Identify Customer Needs 用户需求是什么 #flashcard
 						- to understand customers needs,
 						  then to effectively communicate them to the
 						  development team 和研发队伍沟通
@@ -1565,7 +1564,7 @@
 						  Customer need statements organised in a
 						  hierarchical list, with importance weightings
 						  for many or all of the needs 把用户的需求整理成加权列表
-					- #### Establishing target specifications 确立规格要求
+					- #### Establishing target specifications 确立规格要求 #flashcard
 						- 1. Prepare the list of metrics, i.e. the technical or
 						     manufacturing features of the product based on
 						     the customer needs 准备一些数据的列表
@@ -1573,7 +1572,7 @@
 						- 3. Set ideal and marginally acceptable target values 理想的和可接受的要求
 						- 4. Reflect on the results and the process 通过结果和进一步完善
 					- #### Concept generation 想一个概念
-						- Steps:
+						- Steps: #flashcard
 							- external search 在外面搜索
 							- creative problem solving within the team, and 团队灵机一动
 							- systematic exploration of the various solution