Added Speaking to level, fixed a bug where it was causing level to crash if the listening was already created and the section was switched, added true false exercises to listening

src/components/ExamEditor/SectionRenderer/SectionContext/listening.tsx

@@ -51,6 +51,12 @@ const ListeningContext: React.FC<Props> = ({ sectionId, module, listeningSection
         },
     });
 
+    useEffect(()=> {
+        if (listeningPart.script == undefined) {
+            setScriptLocal(undefined);            
+        }
+    }, [listeningPart])
+
     useEffect(() => {
         if (genResult && generating === "listeningScript") {
             setEditing(true);

src/components/ExamEditor/SectionRenderer/SectionContext/reading.tsx

@@ -55,6 +55,13 @@ const ReadingContext: React.FC<Props> = ({ sectionId, module, level = false }) =
         }
     });
 
+    useEffect(()=> {
+        if (readingPart.text === undefined) {
+            setTitle('');
+            setContent('');
+        }
+    }, [readingPart])
+
     useEffect(() => {
         if (genResult && genResult.generating === "passage") {
             setEditing(true);