In those days, we had no phones, so we have to keep in touch _________ writing often.
#28930
A
with
B
of
C
on
D
by
推荐题目
--The two pairs of shoes are __________ the same colour.--But they are different __________ colour.
#28899
A
of; from
B
of; in
C
in; from
D
in; in
The weather in London is so changeable that people always take their umbrellas with them ____ rain．
#26005
A
for fear of
B
in hope of
C
in spite of
D
because of
They always lay a large supply of tinned food in winter in case they are snowed up.
#27644
A
out
B
off
C
in
D
with