Basic Sentence Structure
English uses Five Basic Sentence Patterns:
This video goes through the basic parts of a sentence.
This site talks abut subjects, predicates, clause types and common sentence problems.
Try this practice exercise.
This is another site for arranging words into sentences. http://www.rong-chang.com/easyread/emx/contents.htm
This site is called ESL in Canada and it gives a lot of information on Sentence types.