These are words 4th grade students are expected to spell correctly 

100% of the time.  Spelling points will be deducted from 

assignments in which these words are misspelled.

 
a could how of the up
about do I on their was
all each if one them we
an first in or then were
and for into other there when
are from is out these which
as had is said they will
at has like see they're with
be have make she this would
been he many so time you
but her more some to you're
by him no than too your
can his not that two what