As is known to all , theory is based on practice and _______ serves practice.
#27531
A
by chance
B
by turn
C
in return
D
in turn
推荐题目
I would like a job which pays more，but ________ I enjoy the work I'm doing at the moment.
#25336
A
in other words
B
on the other hand
C
for one thing
D
as a matter of fact
This also keeps the air，soil，water crops________ chemicals.
#25521
A
out of
B
out from
C
free of
D
rid of
Policemen think that where there is violence , drugs with damaging effects on kids are always ______ it．
#26933
A
beyond
B
before
C
behind
D
besides
In the dark street, there wasn’t a single person ___ she could turn for help.
#28799
A
that
B
who
C
from whom
D
to whom
Mrs. Smith has tried many times to persuade her husband to give smoking, but Mr. Smith wouldn’t listen, Finally Mrs. Smith had to give and let him be.
#27170
A
in; in
B
up; up
C
up; in
D
in; up