Merge remote-tracking branch 'origin/dev_aliyun' into dev_aliyun

public/react/src/modules/courses/exercise/new/SingleDisplay.js

@@ -102,7 +102,7 @@ class SingleDisplay extends Component{
 													display: "flex",
 													flexDirection:"row",
 												}} key={optionIndex}>
-                            <Radio disabled className="fl lineh-25" checked={item.standard_boolean}>{prefix}</Radio>
+                            <Radio disabled className="fl lineh-25 w50" checked={item.standard_boolean}>{prefix}</Radio>
                             <MarkdownToHtml content={item.choice_text} selector={'single_' + (index + 1) + '' + (optionIndex + 1)} style={{ float: 'left', display: 'inline-block' }}
 
                             ></MarkdownToHtml>
@@ -116,7 +116,7 @@ class SingleDisplay extends Component{
 													display: "flex",
 													flexDirection:"row",
 												}} key={optionIndex}>
-                            <Checkbox  disabled className="fl lineh-25 mr8" checked={item.standard_boolean}>{prefix}</Checkbox>
+                            <Checkbox  disabled className="fl lineh-25  w50" checked={item.standard_boolean}>{prefix}</Checkbox>
                             <MarkdownToHtml content={item.choice_text} selector={'single_' + (index + 1)+ '' + (optionIndex + 1)} style={{ float: 'left', display: 'inline-block' }}
 
                             ></MarkdownToHtml>