xcode4.2 Command Line Tools installation can not do?

I installed xcode4.2 want to develop applications based on the framework phonegap now phonegap for ios versions are command installed, use the Command Line Tools command tool, but I XCODE 4.2 of Xcode directory under Preferences -> ; Downloads Below No Command Line Tools can be installed. Xcode version because I question it? If I want to install the latest version of phonegap for ios how to install? Find great God, or how to install the xcode4.2 Command Line Tools this tool. Seek guidance
Reply:
4.2 somewhat Lao Leba? I can install 4.6