correct term

Question

thank you for all you did for us.
or
thank you for all you have done for us.

Both sentences are correct. The first sentence means that whatever you did is completed. The second sentence means that whatever you did may be continuing into the present.

Ms. Sue is absolutely correct :)

i need to find out infomatio on the 5 sense but only on the eyes. can you please help and i need to no some sites thanyou

These first sites give class lessons and information on the sense of sight.
http://www.sedl.org/scimath/pasopartners/senses/lesson2.html
http://faculty.washington.edu/chudler/chvision.html

These sites give scientic information on the senses.
http://edtech.kennesaw.edu/web/5senses.html
http://freda.auyeung.net/5senses/see.htm
http://en.wikipedia.org/wiki/Senses#Sight
Hope this helps.