add missing file content

add missing file content
修改标点丢失

这里丢掉了一个 `
2-3修改

2-3修改
Merge pull request #93 from wongzigii/pr/3

再次修正B.2-3
Update 05Interacting with C APIs.md

fix /<Type/> to code display format
Merge pull request #7 from CocoaChina-editors/master

update from CocoaChina20140617