who the foollllllll invited tenses

 because you are not concentrating

i invented any problem (having muscles of khali)

IF u r concentrating and not getting it then ur basic is not clear study basic things first.......

that happend to me also.....

try u will get it

you are not consontrating thats why you think so....

i think u dont like the subject english

 Do you like tenses?

i think you are tensed