Error

I think i am in deep shit when the big day 29th Oct will to come.

Its my paper for sales communication which include report writing.

With this horrible content of vocabulary and grammar,

i classified it as killer to my report writing.

Using present, past and past perfect . . . .

i am drowning.

I suppose i will have to get back to primary school to get my English on track.

I need dictionary.com

I need my grammar book.

I have a hefty issue to decipher