I need help about English learning.

hey,all
My name is zhang,I have learnt English for years,but now Its still hard for me to communicate with others.I dont know why,I practise my English often,I dont know what the tenses I will use when I am talking,yep,its my grammar problem,and still i wanna make some friends here,if you wanna contact me,my skype id:foxsite ,my msn id :dian2890469@live.com

If you have a problem with grammar, you should always try to use it correctly:
‘want to’, not ‘wanna’.