Can anyone help me with Japanese?

These are my homeworks I've got a couple of questions about RU and U and irregular verbs THEY'RE VERY CONFUSING! OMG!!!!!!!! WHY WHY WHY?!! =( What are the keys to getting these bad boys right? like omg! T__T Ikimasu = Iku or Ikiru? I am not quite sure how to tell the differences btw RU and U and irregular... show more These are my homeworks
I've got a couple of questions about RU and U and irregular verbs
THEY'RE VERY CONFUSING! OMG!!!!!!!! WHY WHY WHY?!! =(
What are the keys to getting these bad boys right? like omg! T__T
Ikimasu = Iku or Ikiru? I am not quite sure how to tell the differences btw RU and U and irregular verbs and how to nail them down! I need like tips to get these stuff right!!
Can anyone help me? like how can I know which one will be Ru/U/ or irregular verb if all of them ends with Masu O_O

this is mi homework I - III I probably will be doing IX and others tomorrow ugh!
http://img112.imageshack.us/img112/3356/...
http://img300.imageshack.us/img300/1907/...
http://img201.imageshack.us/img201/6461/...

I also have questions with Katakana
can anyone check if my writing is "pretty" LOL (probably not kirei, but my teacher keeps on telling me to do better writing and I really dont get it TT_TT) also can anyone explain to me the WO in katakana? how does it work? my teacher said that Japanese people use that WO in office like the office workers.. but I don't get it! TT_TT what do they do with it? =(

http://img301.imageshack.us/img301/8621/scannedimage2qz3.jpg
http://img229.imageshack.us/img229/3088/scannedimage3fq6.jpg

is my TA ok? my previous teacher told me to leave space when I write TA but this teacher told me to not leave any space when I wrote TA T_T

Can anyone translate all the kanjis stuff here
http://img228.imageshack.us/img228/8099/scannedimage6rd6.jpg

I got a bucket of those puddings, its really good =D

Thanks =D
Update: thanks Ying Ding Aing
but its not piru =_= its Purin zerii =D
2 answers 2