feat: 完善听力口语辅助状态记录、练习分块与复习抽查间隔机制

kouyu_english/assets/courses/B1/B1-U14.json

@@ -721,12 +721,21 @@
           "外套晚到且尺码不对",
           "外套颜色不对",
           "外套价格太贵"
-        ]
+        ],
+        "itemIds": []
       },
       "speaking": [
         {
           "text": "I am writing to complain about my order.",
-          "tip": "writing to 连读"
+          "tip": "writing to 连读",
+          "chunks": [
+            "I am writing",
+            "to complain",
+            "about my order."
+          ],
+          "itemIds": [
+            "B1-U14-P01"
+          ]
         },
         {
           "text": "I am writing to let you know about a problem."
@@ -783,12 +792,21 @@
           "找了另一家酒店",
           "自己打扫房间",
           "回家了"
-        ]
+        ],
+        "itemIds": []
       },
       "speaking": [
         {
           "text": "On arrival, we found that the room was dirty.",
-          "tip": "arrival 重音在第二个音节"
+          "tip": "arrival 重音在第二个音节",
+          "chunks": [
+            "On arrival,",
+            "we found that",
+            "the room was dirty."
+          ],
+          "itemIds": [
+            "B1-U14-P03"
+          ]
         },
         {
           "text": "To make matters worse, nobody helped us."
@@ -851,12 +869,21 @@
           "更正名字",
           "换一个房间",
           "寄一个新的"
-        ]
+        ],
+        "itemIds": []
       },
       "speaking": [
         {
           "text": "I would be grateful if you could reply soon.",
-          "tip": "grateful 读 /ˈɡreɪtfl/"
+          "tip": "grateful 读 /ˈɡreɪtfl/",
+          "chunks": [
+            "I would be grateful",
+            "if you could",
+            "reply soon."
+          ],
+          "itemIds": [
+            "B1-U14-P07"
+          ]
         },
         {
           "text": "I would like to request a full refund.",