Unit 1
we, there, can, an, your

Unit 2
which, their, said, if, do

Unit 3
will, each, about, how, up

Unit 4
out, them, then, she, many

Unit 5
some, these, so, would, other

Unit 6
into, has, more, her, two

Unit 7
like, him, see, time could

Unit 8
no, make, than, first, been

Unit 9
its, who, now, people, my

Unit 10
made, over, did, down, only

Unit 11
way, find, use, may, water

Unit 12
long, little, very, after, word(s)

Unit 13
called, just, where, most, know

Unit 14
get, through, back, much, go

Unit 15
good, new, write, our, me

Unit 16
man, too, any, day, same

Unit 17
right, look, think, also, around,

Unit 18
another, came, come, work, three

Unit 19
must, because, does, part, even

Unit 20
place, well, such, here, take