I don't no how Improved grammar?

一碌木

My grammar is so bad,but I don't no how Improved
for example : I don't no why need plus ('t) and ('s)
Second problem. I watch English newspaper, I do not understand loads of word. I can how Improved this situation.

一碌木

回復 3# chiuandy123


    may be you is right,I will keep try.
Thank you comment