A
UNIT ONE
a bit，a few，a little
a couple of，a pair of
a dozen of，dozens of
a lot of，lots of
a number of，the number of
abide by，abide with
UNIT TWO
accommodate to，accommodate With
according as，according to
act as，act for，act on
add to，add…to…
admit of，admit to
agree on，agree to，agree with
UNIT THREE
all day，all the day
allow for，allow of
angry at，angry with
answer for，answer to
anxious about，anxious for
appeal for，appeal to
UNIT FOUR
appoint as，appoint to
argue about，argue with
arrive at，arrive in
as if，as though
ashamed of，ashamed for
ask leave，take leave
UNIT FIVE
at a birth，at birth，by birth
at a distance，from a distance
at all risk，at risk
at all times，at times
at best，at one’s best
at heart，by heart
UNIT SIX
at no time，at the time
at one’s back，on one’s back
at peace，in peace
at sea，at the sea
at the corner，in the corner
at the end of，by the end，in the end
UNIT SEVEN
at the moment，at the same time
B
UNIT ONE
back down，back up
bargain for，bargain on
be absorbed by，be absorbed in
be alive to，be alive with
be apt at，be apt to
be bound for，be bound to
UNIT TWO
be buried in，ba buried under
be concemed about，be concemed with
be disappointed at，be disappointed Wth
be dying for，be dying to
be engaged in，be engaged to
be familiar to，be familiar with
at the spot，on the spot
at the top of，on the top of
at work，in work
attend on，attend to
UNIT THREE
be from，come from
be good for，be good at
be in love with，fall in love with
be known as，be known for
be mad about，be mad at
be made from，be made of
UNIT FOUR
be made in，be made into
be married，get married
be proud of，be proud to
be seated，sit down
be short of，be short on
be sick for，be sick of
UNIT FIVE
be tired from，be tired of
be used to do，be-used to doing，used to do
……
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
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