critical moment

Now was the critical moment for the PMR.
this few week must

i. study hard.
ii. memories
iii. revision
iv. serious
ohno.

haiz.dunno dunno arh.much of pressure.
fufu also not considerate me.
always wan quarrel with me.
i just wan trivial life.
like tat also cannot???

this times trial exam result dunno what rubbish result.
2A.1B.1C.4D.
what is this.?
why i always jittery when i was having exam?
why?
who can teach me a good way arh?