thank you for your help.
after try yum install php-common or yum install php-curl
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[root@localhost ~]# yum install php-common
Loaded plugins: protectbase
Could not retrieve mirrorlist
http://mirrorlist.centos.org/?release=5 ... epo=addons error was
[Errno 4] IOError: <urlopen error (-3, 'Temporary failure in name resolution')>
Error: Cannot retrieve repository metadata (repomd.xml) for repository: addons. Please verify its path and try again
[root@localhost ~]# yum install php-curl
Loaded plugins: protectbase
Could not retrieve mirrorlist
http://mirrorlist.centos.org/?release=5 ... epo=addons error was
[Errno 4] IOError: <urlopen error (-3, 'Temporary failure in name resolution')>
Error: Cannot retrieve repository metadata (repomd.xml) for repository: addons. Please verify its path and try again
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how to solve the problem?