What about tweet your posts in blog.Now http://twitterfeed.com/ makes this opportunity for Bloggers.Now you can automatically update your twitter account with latest updates of your blog.For this Follow the Followed Methods.. 

Create a account in http://twitterfeed.com/ with OpenID .
Type your Blogger URL address.
After Registration you will be taken to new Page where you can start linking blog feeds to your Twitter account.
Click the ‘Connect your feed to Twitter Account’ button,
Which will prompt you to enter your Twitter login credentials to authorize Twitterfeed’s access. You will get a nice little confirmation once you’ve successfully linked up your Twitter Account.

Enter a name for your feed.
If you want to customize your feed’s settings you can modify frequency, add prefixes, and even create keyword filters.
click the Create Feed button.
Done!! Twitterfeed is enabled.